Patent Law FAQ

The USPTO requires that different matters be submitted in separate papers to ensure efficient processing. This requirement is outlined in MPEP 501, which cites 37 CFR 1.4(c):

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

This means that if you have multiple requests or inquiries for the USPTO, each should be submitted on its own separate document. For example, a petition and an information disclosure statement should not be combined into a single paper.

If an applicant submits a single paper containing distinct subjects, the USPTO may use the following form paragraph to notify them:

The [1] submitted [2] should have been submitted as a separate paper as required by 37 CFR 1.4(c). The paper has been entered. However, all future correspondence must comply with 37 CFR 1.4.

Adhering to this requirement helps ensure that your correspondence is processed efficiently and reaches the appropriate department within the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO correspondence, visit: USPTO correspondence.

The mailing address for trademark-related correspondence is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for certain specific documents as outlined in the regulations.

According to 37 CFR 2.190: In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

To learn more:

• trademark correspondence
• mailing address
• USPTO
• trademark applications

The mailing address for trademark applications and trademark-related papers filed on paper is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for:

• Documents sent to the Assignment Recordation Branch for recordation
• Requests for copies of trademark documents
• Certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e)

According to 37 CFR 2.190(a): “In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for patent applications, replies to notices of informality, requests for extension of time, notices of appeal, and other patent-related matters processed by organizations reporting to the Commissioner for Patents.

As stated in the MPEP: Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents P.O. Box 1450 Alexandria, Virginia 22313-1450

To learn more:

• patent correspondence
• mailing address
• USPTO
• patent applications

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address is used for various patent-related documents, including:

• Patent applications
• Replies to notices of informality
• Requests for extension of time
• Notices of appeal to the Patent Trial and Appeal Board
• Requests for reexamination
• Petitions to the Commissioner for Patents

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450.”

For more information on patent application filing, visit: patent application filing.

For more information on patent correspondence, visit: patent correspondence.

The general mailing address for patent applications and patent-related papers is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for correspondence including patent applications, replies to notices of informality, requests for extension of time, notices of appeal, briefs, requests for oral hearings, applications for patent term extensions, reexamination requests, statutory disclaimers, certificates of correction, petitions, and other patent-related correspondence processed by organizations reporting to the Commissioner for Patents.

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450”

What is the Certificate of Mailing procedure for USPTO filings?

The Certificate of Mailing procedure is a method that allows applicants to establish the date of filing for correspondence sent to the USPTO. As explained in MPEP 501:

‘Under the procedure, correspondence is considered as being timely filed if (A) the correspondence is mailed or transmitted prior to expiration of the set period for response by being: (1) Addressed as set out in 37 CFR 1.1(a) and deposited with the U.S. Postal Service with sufficient postage as first class mail; or (2) Transmitted by facsimile to the Patent and Trademark Office in accordance with 37 CFR 1.6(d); or (3) Transmitted via the Office electronic filing system in accordance with 37 CFR 1.6(a)(4); and (B) the correspondence includes a certificate for each piece of correspondence stating the date of deposit or transmission.’

This procedure is particularly useful for ensuring timely filing when using postal services. It’s important to note that the certificate must be signed by the person depositing or transmitting the correspondence.

For more information on Certificate of Mailing, visit: Certificate of Mailing.

For more information on electronic filing, visit: electronic filing.

An S-signature is a type of electronic signature used in USPTO correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(2):

An S-signature is a signature inserted between forward slash marks, but not a handwritten signature as defined by paragraph (d)(1) of this section. An S-signature includes any signature made by electronic or mechanical means, and any other mode of making or applying a signature other than a handwritten signature.

Key requirements for an S-signature include:

• It must consist only of letters, Arabic numerals, or both, with appropriate punctuation.
• The signer must insert their own S-signature with a single forward slash mark before and after the signature.
• For patent practitioners, their registration number must be included with or near the S-signature.
• The signer’s name must be presented in printed or typed form near the S-signature.

Example of a proper S-signature: /John D. Smith/

S-signatures can be used for most USPTO correspondence filed electronically or by facsimile.

For more information on USPTO correspondence, visit: USPTO correspondence.

The USPTO accepts different types of signatures on correspondence, including:

1. Handwritten signatures: Original signatures in permanent dark ink or equivalent.
2. S-signatures: A signature inserted between forward slash marks, which can be used for correspondence filed in paper, by fax, or via the electronic filing system.
3. Electronic signatures: For correspondence submitted via the electronic filing system, a graphic representation of a handwritten signature or an S-signature is acceptable.

According to 37 CFR 1.4(d): Each piece of correspondence, except as provided in paragraphs (d)(2), (d)(3), (d)(4), (e) and (f) of this section, filed in an application, patent file, or other proceeding in the Office which requires a person’s signature, must: (i) Be an original, that is, have an original handwritten signature personally signed, in permanent dark ink or its equivalent, by that person; or (ii) Be a direct or indirect copy, such as a photocopy or facsimile transmission (§ 1.6(d)), of an original.

For S-signatures, the signer must personally insert their own signature, and patent practitioners must include their registration number. The signer’s name must be presented in printed or typed form immediately below or adjacent to the S-signature.

To learn more:

• USPTO signatures
• handwritten signature
• S-signature
• electronic signature

The USPTO requires that different matters be submitted in separate papers to avoid confusion and delays. This requirement is outlined in 37 CFR 1.4(c), which states:

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

Key points to remember:

• Each distinct subject, inquiry, or order should be in a separate paper.
• This applies to both patent and trademark correspondence.
• Exceptions are allowed for subjects provided for on a single Office or World Intellectual Property Organization form.

If you submit multiple subjects in a single paper, the USPTO may use Form Paragraph 5.01.01 to notify you of the requirement for separate papers in future correspondence.

Adhering to this requirement helps ensure that your correspondence is processed efficiently by the appropriate Office branches or sections.

To learn more:

• USPTO correspondence
• separate papers
• patent applications
• trademark applications

What are the requirements for filing papers with the USPTO?

When filing papers with the United States Patent and Trademark Office (USPTO), it’s important to adhere to specific requirements:

• Papers must be legibly written either by hand or printed in permanent dark ink or its equivalent.
• They should be presented on flexible, strong, smooth, non-shiny, durable, and white paper.
• All papers must be presented in a form having sufficient clarity and contrast between the paper and the writing to permit electronic reproduction by use of digital imaging and optical character recognition.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

These requirements ensure that all documents can be properly processed and stored by the USPTO.

For more information on document legibility, visit: document legibility.

What are the margin requirements for patent application documents?

When preparing documents for a patent application, it’s crucial to adhere to specific margin requirements set by the USPTO:

• The top margin of the first page should be at least 2 cm (3/4 inch).
• All other margins (left, right, and bottom) must be at least 2 cm (3/4 inch).
• The margins can be slightly larger but should not exceed 4 cm (1-1/2 inches).

According to MPEP 501: All of the application papers must have margins which are at least 2 cm. (3/4 inch) … on the sides, top and bottom. Margins should not exceed 4 cm. (1-1/2 inches). … The top margin of the first page should be at least 2 cm. (3/4 inch).

These margin requirements ensure that all information is visible and can be properly scanned and processed by the USPTO.

What are the line spacing requirements for patent application text?

When preparing the text for your patent application, it’s important to follow the USPTO’s line spacing requirements:

• The text should be written in a nonscript type font (e.g., Arial, Times Roman, or Courier).
• The lettering style should be at least 0.32 cm (1/8 inch) high.
• The lines of text should be 1.5 or double spaced.

According to MPEP 501: The text must be written in a nonscript type font (e.g., Arial, Times Roman, or Courier, preferably a font size of 12) lettering style having capital letters which should be at least 0.32 cm. (1/8 inch) high, but may be no smaller than 0.21 cm. (3/32 inch) high (e.g., a font size of 6). The lines of the specification may be 1 1/2 or double spaced.

These requirements ensure that the text is easily readable and can be properly scanned and processed by the USPTO’s systems.

The USPTO has specific certification requirements for signatures in correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(4):

The person inserting a signature under paragraph (d)(2) or (d)(3) of this section in a document submitted to the Office certifies that the inserted signature appearing in the document is his or her own signature. A person submitting a document signed by another under paragraph (d)(2) or (d)(3) of this section is obligated to have a reasonable basis to believe that the person whose signature is present on the document was actually inserted by that person, and should retain evidence of authenticity of the signature.

Key points about signature certifications:

• The person inserting an S-signature certifies it as their own.
• When submitting a document signed by another, you must have a reasonable belief that the signature is authentic.
• Evidence of signature authenticity should be retained.
• Violations of certification rules may result in sanctions.

These requirements apply to both handwritten and S-signatures. They ensure the integrity and authenticity of documents submitted to the USPTO.

For more information on USPTO correspondence, visit: USPTO correspondence.

What are the acceptable methods for filing papers with the USPTO?

The USPTO accepts several methods for filing papers:

• Hand-delivery to the USPTO office in Alexandria, Virginia
• First-class mail through the United States Postal Service (USPS)
• Express Mail service of the USPS
• Electronic filing through the USPTO’s Electronic Filing System (EFS-Web)

As stated in MPEP 501: ‘Papers may be filed using first class mail through the United States Postal Service.’ The MPEP also notes that ‘Correspondence may be hand-carried to the Office.’ For electronic filing, it’s important to note that ‘EFS-Web can be used to file new applications, enter the national stage under 35 U.S.C. 371, and submit most follow-on documents in patent applications.’

For more information on EFS-Web, visit: EFS-Web.

For more information on electronic filing, visit: electronic filing.

For more information on Express Mail, visit: Express Mail.

For more information on first-class mail, visit: first-class mail.

For more information on hand-delivery, visit: hand-delivery.

Patent maintenance fee payments can be submitted in two ways:

1. Electronically: This is the preferred method. Payments can be made through the USPTO’s Patent Maintenance Fees Storefront.
2. By mail: If not submitted electronically, maintenance fee payments and related correspondence should be addressed to:

Mail Stop Maintenance Fee
Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

The MPEP states: Maintenance fee payments not electronically submitted over the Internet and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450

It’s important to note that electronic submission is faster, more secure, and provides immediate confirmation of payment.

To learn more:

• patent maintenance fees
• USPTO payments
• electronic submission
• mailing address

Maintenance fee payments have a specific mailing address if not submitted electronically. According to MPEP 501, which cites 37 CFR 1.1(d):

Maintenance fee payments that are not submitted electronically and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, Virginia 22313-1450.

However, it’s important to note that the USPTO strongly encourages electronic submission of maintenance fee payments. The Electronic Maintenance Fee Form is the preferred method for these transactions.

If you must submit a paper payment, ensure it’s properly addressed to avoid delays in processing. Include all necessary information, such as the patent number and the fee amount being paid.

For more information on USPTO correspondence, visit: USPTO correspondence.

For correspondence that requires immediate attention from the USPTO, such as certain petitions or time-sensitive documents, the following methods are recommended:

1. Use the USPTO patent electronic filing system (EFS-Web or Patent Center). This is the preferred method for most immediate correspondence.
2. Where permitted, use facsimile transmission to the appropriate area of the Office.
3. Hand-carry the documents to the USPTO in Alexandria, VA.

The MPEP states: Applicants are encouraged to transmit these types of correspondence by the USPTO patent electronic filing system (see MPEP § 502.05). Where permitted, patent-related correspondence that requires immediate Office attention may also be submitted to the appropriate area of the Office for processing by facsimile transmission (see MPEP § 502.01, subsections I.B and II) or hand-carried (see MPEP § 502), subsection III).

Examples of correspondence requiring immediate attention include:

• Petitions for express abandonment to avoid publication
• Petitions to withdraw an application from issue
• Requests for expedited examination of a design application
• Certain papers required by the Office of Data Management

To learn more:

• immediate correspondence
• USPTO
• electronic filing
• facsimile
• hand-delivery

For trademark-related documents filed on paper, except for certain specific cases, the address is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

According to MPEP 501, which cites 37 CFR 2.190: “All trademark-related documents filed on paper, except documents sent to the Assignment Recordation Branch for recordation; requests for copies of trademark documents; and certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e), should be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

For more information on trademark correspondence, visit: trademark correspondence.

For correspondence that is not specific to patents or trademarks, such as requests for certified copies or assignment recordation, the general mailing address is:

Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

This address should be used for:

• Patent and trademark documents sent to the Assignment Division for recordation (Mail Stop Assignment Recordation Services)
• Requests for certified or uncertified copies of patent and trademark documents (Mail Stop Patent and Trademark Copy Fulfillment Branch)
• Correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190

MPEP 501 states: “For correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190, should be addressed to: Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450”

How does the USPTO handle correspondence submitted in violation of the rules?

The USPTO has specific procedures for handling correspondence submitted in violation of the rules. According to MPEP 501:

‘Correspondence submitted to the U.S. Patent and Trademark Office in violation of the rules as to paying fees, manner of presenting papers, or other formal matters will not be filed.’

However, the USPTO does provide a grace period and notification process:

• The Office may notify the submitter of the violation and set a period for correction.
• If the violation is corrected within the set period, the document will be considered as having been filed on the date of receipt of the correction.

It’s crucial for applicants to adhere to USPTO rules to avoid potential delays or non-filing of their correspondence. If a violation occurs, prompt correction based on USPTO notification is essential to maintain the original filing date.

Can I use hole-punched paper for my patent application?

No, you should not use hole-punched paper for your patent application. The USPTO has specific requirements regarding the paper used for patent applications, and hole-punched paper is explicitly prohibited.

As stated in MPEP 501: Holes should not be punched in the paper.

This requirement is in place to ensure that all documents can be properly scanned, stored, and processed by the USPTO without any loss of information or potential damage to the application papers. Using standard, unmarked paper without holes helps maintain the integrity of the document throughout the application process.

Yes, you can hand-carry certain documents to the USPTO, but there are specific guidelines and limitations. According to MPEP 501:

Patent-related papers may be hand-carried to the Office in Alexandria, VA. Correspondence cannot be hand-carried to the Regional Offices. If the correspondence is hand-carried to the Office, with limited exceptions (see MPEP § 502, subsection III) it must be delivered to:

United States Patent and Trademark Office
Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314

For trademark-related papers, there is a separate location:

Trademark-related papers may be filed at the “walk-up” window located in the Trademark Assistance Center, Madison East, Concourse Level, Room C55, 600 Dulany Street, Alexandria, VA 22314.

It’s important to note that while hand-carrying documents is possible, electronic filing is often faster and more efficient for most types of correspondence with the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO submission, visit: USPTO submission.

Are handwritten patent applications accepted by the USPTO?

While it is strongly recommended to submit typed or printed applications, the USPTO does accept handwritten patent applications under certain conditions:

• The handwriting must be legible and in permanent dark ink or its equivalent.
• The text must be clearly readable and suitable for reproduction.
• All other formatting requirements (margins, spacing, etc.) must still be followed.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

While handwritten applications are technically accepted, it’s important to note that typed or printed applications are preferred for clarity and ease of processing. Handwritten applications may face additional scrutiny and potential delays in processing due to legibility concerns.

The USPTO requires that different matters be submitted in separate papers to ensure efficient processing. This requirement is outlined in MPEP 501, which cites 37 CFR 1.4(c):

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

This means that if you have multiple requests or inquiries for the USPTO, each should be submitted on its own separate document. For example, a petition and an information disclosure statement should not be combined into a single paper.

If an applicant submits a single paper containing distinct subjects, the USPTO may use the following form paragraph to notify them:

The [1] submitted [2] should have been submitted as a separate paper as required by 37 CFR 1.4(c). The paper has been entered. However, all future correspondence must comply with 37 CFR 1.4.

Adhering to this requirement helps ensure that your correspondence is processed efficiently and reaches the appropriate department within the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO correspondence, visit: USPTO correspondence.

The mailing address for trademark-related correspondence is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for certain specific documents as outlined in the regulations.

According to 37 CFR 2.190: In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

To learn more:

• trademark correspondence
• mailing address
• USPTO
• trademark applications

The mailing address for trademark applications and trademark-related papers filed on paper is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for:

• Documents sent to the Assignment Recordation Branch for recordation
• Requests for copies of trademark documents
• Certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e)

According to 37 CFR 2.190(a): “In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for patent applications, replies to notices of informality, requests for extension of time, notices of appeal, and other patent-related matters processed by organizations reporting to the Commissioner for Patents.

As stated in the MPEP: Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents P.O. Box 1450 Alexandria, Virginia 22313-1450

To learn more:

• patent correspondence
• mailing address
• USPTO
• patent applications

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address is used for various patent-related documents, including:

• Patent applications
• Replies to notices of informality
• Requests for extension of time
• Notices of appeal to the Patent Trial and Appeal Board
• Requests for reexamination
• Petitions to the Commissioner for Patents

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450.”

For more information on patent application filing, visit: patent application filing.

For more information on patent correspondence, visit: patent correspondence.

The general mailing address for patent applications and patent-related papers is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for correspondence including patent applications, replies to notices of informality, requests for extension of time, notices of appeal, briefs, requests for oral hearings, applications for patent term extensions, reexamination requests, statutory disclaimers, certificates of correction, petitions, and other patent-related correspondence processed by organizations reporting to the Commissioner for Patents.

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450”

What is the Certificate of Mailing procedure for USPTO filings?

The Certificate of Mailing procedure is a method that allows applicants to establish the date of filing for correspondence sent to the USPTO. As explained in MPEP 501:

‘Under the procedure, correspondence is considered as being timely filed if (A) the correspondence is mailed or transmitted prior to expiration of the set period for response by being: (1) Addressed as set out in 37 CFR 1.1(a) and deposited with the U.S. Postal Service with sufficient postage as first class mail; or (2) Transmitted by facsimile to the Patent and Trademark Office in accordance with 37 CFR 1.6(d); or (3) Transmitted via the Office electronic filing system in accordance with 37 CFR 1.6(a)(4); and (B) the correspondence includes a certificate for each piece of correspondence stating the date of deposit or transmission.’

This procedure is particularly useful for ensuring timely filing when using postal services. It’s important to note that the certificate must be signed by the person depositing or transmitting the correspondence.

For more information on Certificate of Mailing, visit: Certificate of Mailing.

For more information on electronic filing, visit: electronic filing.

An S-signature is a type of electronic signature used in USPTO correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(2):

An S-signature is a signature inserted between forward slash marks, but not a handwritten signature as defined by paragraph (d)(1) of this section. An S-signature includes any signature made by electronic or mechanical means, and any other mode of making or applying a signature other than a handwritten signature.

Key requirements for an S-signature include:

• It must consist only of letters, Arabic numerals, or both, with appropriate punctuation.
• The signer must insert their own S-signature with a single forward slash mark before and after the signature.
• For patent practitioners, their registration number must be included with or near the S-signature.
• The signer’s name must be presented in printed or typed form near the S-signature.

Example of a proper S-signature: /John D. Smith/

S-signatures can be used for most USPTO correspondence filed electronically or by facsimile.

For more information on USPTO correspondence, visit: USPTO correspondence.

The USPTO accepts different types of signatures on correspondence, including:

1. Handwritten signatures: Original signatures in permanent dark ink or equivalent.
2. S-signatures: A signature inserted between forward slash marks, which can be used for correspondence filed in paper, by fax, or via the electronic filing system.
3. Electronic signatures: For correspondence submitted via the electronic filing system, a graphic representation of a handwritten signature or an S-signature is acceptable.

According to 37 CFR 1.4(d): Each piece of correspondence, except as provided in paragraphs (d)(2), (d)(3), (d)(4), (e) and (f) of this section, filed in an application, patent file, or other proceeding in the Office which requires a person’s signature, must: (i) Be an original, that is, have an original handwritten signature personally signed, in permanent dark ink or its equivalent, by that person; or (ii) Be a direct or indirect copy, such as a photocopy or facsimile transmission (§ 1.6(d)), of an original.

For S-signatures, the signer must personally insert their own signature, and patent practitioners must include their registration number. The signer’s name must be presented in printed or typed form immediately below or adjacent to the S-signature.

To learn more:

• USPTO signatures
• handwritten signature
• S-signature
• electronic signature

The USPTO requires that different matters be submitted in separate papers to avoid confusion and delays. This requirement is outlined in 37 CFR 1.4(c), which states:

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

Key points to remember:

• Each distinct subject, inquiry, or order should be in a separate paper.
• This applies to both patent and trademark correspondence.
• Exceptions are allowed for subjects provided for on a single Office or World Intellectual Property Organization form.

If you submit multiple subjects in a single paper, the USPTO may use Form Paragraph 5.01.01 to notify you of the requirement for separate papers in future correspondence.

Adhering to this requirement helps ensure that your correspondence is processed efficiently by the appropriate Office branches or sections.

To learn more:

• USPTO correspondence
• separate papers
• patent applications
• trademark applications

What are the requirements for filing papers with the USPTO?

When filing papers with the United States Patent and Trademark Office (USPTO), it’s important to adhere to specific requirements:

• Papers must be legibly written either by hand or printed in permanent dark ink or its equivalent.
• They should be presented on flexible, strong, smooth, non-shiny, durable, and white paper.
• All papers must be presented in a form having sufficient clarity and contrast between the paper and the writing to permit electronic reproduction by use of digital imaging and optical character recognition.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

These requirements ensure that all documents can be properly processed and stored by the USPTO.

For more information on document legibility, visit: document legibility.

What are the margin requirements for patent application documents?

When preparing documents for a patent application, it’s crucial to adhere to specific margin requirements set by the USPTO:

• The top margin of the first page should be at least 2 cm (3/4 inch).
• All other margins (left, right, and bottom) must be at least 2 cm (3/4 inch).
• The margins can be slightly larger but should not exceed 4 cm (1-1/2 inches).

According to MPEP 501: All of the application papers must have margins which are at least 2 cm. (3/4 inch) … on the sides, top and bottom. Margins should not exceed 4 cm. (1-1/2 inches). … The top margin of the first page should be at least 2 cm. (3/4 inch).

These margin requirements ensure that all information is visible and can be properly scanned and processed by the USPTO.

What are the line spacing requirements for patent application text?

When preparing the text for your patent application, it’s important to follow the USPTO’s line spacing requirements:

• The text should be written in a nonscript type font (e.g., Arial, Times Roman, or Courier).
• The lettering style should be at least 0.32 cm (1/8 inch) high.
• The lines of text should be 1.5 or double spaced.

According to MPEP 501: The text must be written in a nonscript type font (e.g., Arial, Times Roman, or Courier, preferably a font size of 12) lettering style having capital letters which should be at least 0.32 cm. (1/8 inch) high, but may be no smaller than 0.21 cm. (3/32 inch) high (e.g., a font size of 6). The lines of the specification may be 1 1/2 or double spaced.

These requirements ensure that the text is easily readable and can be properly scanned and processed by the USPTO’s systems.

The USPTO has specific certification requirements for signatures in correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(4):

The person inserting a signature under paragraph (d)(2) or (d)(3) of this section in a document submitted to the Office certifies that the inserted signature appearing in the document is his or her own signature. A person submitting a document signed by another under paragraph (d)(2) or (d)(3) of this section is obligated to have a reasonable basis to believe that the person whose signature is present on the document was actually inserted by that person, and should retain evidence of authenticity of the signature.

Key points about signature certifications:

• The person inserting an S-signature certifies it as their own.
• When submitting a document signed by another, you must have a reasonable belief that the signature is authentic.
• Evidence of signature authenticity should be retained.
• Violations of certification rules may result in sanctions.

These requirements apply to both handwritten and S-signatures. They ensure the integrity and authenticity of documents submitted to the USPTO.

For more information on USPTO correspondence, visit: USPTO correspondence.

What are the acceptable methods for filing papers with the USPTO?

The USPTO accepts several methods for filing papers:

• Hand-delivery to the USPTO office in Alexandria, Virginia
• First-class mail through the United States Postal Service (USPS)
• Express Mail service of the USPS
• Electronic filing through the USPTO’s Electronic Filing System (EFS-Web)

As stated in MPEP 501: ‘Papers may be filed using first class mail through the United States Postal Service.’ The MPEP also notes that ‘Correspondence may be hand-carried to the Office.’ For electronic filing, it’s important to note that ‘EFS-Web can be used to file new applications, enter the national stage under 35 U.S.C. 371, and submit most follow-on documents in patent applications.’

For more information on EFS-Web, visit: EFS-Web.

For more information on electronic filing, visit: electronic filing.

For more information on Express Mail, visit: Express Mail.

For more information on first-class mail, visit: first-class mail.

For more information on hand-delivery, visit: hand-delivery.

Patent maintenance fee payments can be submitted in two ways:

1. Electronically: This is the preferred method. Payments can be made through the USPTO’s Patent Maintenance Fees Storefront.
2. By mail: If not submitted electronically, maintenance fee payments and related correspondence should be addressed to:

Mail Stop Maintenance Fee
Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

The MPEP states: Maintenance fee payments not electronically submitted over the Internet and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450

It’s important to note that electronic submission is faster, more secure, and provides immediate confirmation of payment.

To learn more:

• patent maintenance fees
• USPTO payments
• electronic submission
• mailing address

Maintenance fee payments have a specific mailing address if not submitted electronically. According to MPEP 501, which cites 37 CFR 1.1(d):

Maintenance fee payments that are not submitted electronically and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, Virginia 22313-1450.

However, it’s important to note that the USPTO strongly encourages electronic submission of maintenance fee payments. The Electronic Maintenance Fee Form is the preferred method for these transactions.

If you must submit a paper payment, ensure it’s properly addressed to avoid delays in processing. Include all necessary information, such as the patent number and the fee amount being paid.

For more information on USPTO correspondence, visit: USPTO correspondence.

For correspondence that requires immediate attention from the USPTO, such as certain petitions or time-sensitive documents, the following methods are recommended:

1. Use the USPTO patent electronic filing system (EFS-Web or Patent Center). This is the preferred method for most immediate correspondence.
2. Where permitted, use facsimile transmission to the appropriate area of the Office.
3. Hand-carry the documents to the USPTO in Alexandria, VA.

The MPEP states: Applicants are encouraged to transmit these types of correspondence by the USPTO patent electronic filing system (see MPEP § 502.05). Where permitted, patent-related correspondence that requires immediate Office attention may also be submitted to the appropriate area of the Office for processing by facsimile transmission (see MPEP § 502.01, subsections I.B and II) or hand-carried (see MPEP § 502), subsection III).

Examples of correspondence requiring immediate attention include:

• Petitions for express abandonment to avoid publication
• Petitions to withdraw an application from issue
• Requests for expedited examination of a design application
• Certain papers required by the Office of Data Management

To learn more:

• immediate correspondence
• USPTO
• electronic filing
• facsimile
• hand-delivery

For trademark-related documents filed on paper, except for certain specific cases, the address is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

According to MPEP 501, which cites 37 CFR 2.190: “All trademark-related documents filed on paper, except documents sent to the Assignment Recordation Branch for recordation; requests for copies of trademark documents; and certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e), should be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

For more information on trademark correspondence, visit: trademark correspondence.

For correspondence that is not specific to patents or trademarks, such as requests for certified copies or assignment recordation, the general mailing address is:

Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

This address should be used for:

• Patent and trademark documents sent to the Assignment Division for recordation (Mail Stop Assignment Recordation Services)
• Requests for certified or uncertified copies of patent and trademark documents (Mail Stop Patent and Trademark Copy Fulfillment Branch)
• Correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190

MPEP 501 states: “For correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190, should be addressed to: Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450”

How does the USPTO handle correspondence submitted in violation of the rules?

The USPTO has specific procedures for handling correspondence submitted in violation of the rules. According to MPEP 501:

‘Correspondence submitted to the U.S. Patent and Trademark Office in violation of the rules as to paying fees, manner of presenting papers, or other formal matters will not be filed.’

However, the USPTO does provide a grace period and notification process:

• The Office may notify the submitter of the violation and set a period for correction.
• If the violation is corrected within the set period, the document will be considered as having been filed on the date of receipt of the correction.

It’s crucial for applicants to adhere to USPTO rules to avoid potential delays or non-filing of their correspondence. If a violation occurs, prompt correction based on USPTO notification is essential to maintain the original filing date.

Can I use hole-punched paper for my patent application?

No, you should not use hole-punched paper for your patent application. The USPTO has specific requirements regarding the paper used for patent applications, and hole-punched paper is explicitly prohibited.

As stated in MPEP 501: Holes should not be punched in the paper.

This requirement is in place to ensure that all documents can be properly scanned, stored, and processed by the USPTO without any loss of information or potential damage to the application papers. Using standard, unmarked paper without holes helps maintain the integrity of the document throughout the application process.

Yes, you can hand-carry certain documents to the USPTO, but there are specific guidelines and limitations. According to MPEP 501:

Patent-related papers may be hand-carried to the Office in Alexandria, VA. Correspondence cannot be hand-carried to the Regional Offices. If the correspondence is hand-carried to the Office, with limited exceptions (see MPEP § 502, subsection III) it must be delivered to:

United States Patent and Trademark Office
Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314

For trademark-related papers, there is a separate location:

Trademark-related papers may be filed at the “walk-up” window located in the Trademark Assistance Center, Madison East, Concourse Level, Room C55, 600 Dulany Street, Alexandria, VA 22314.

It’s important to note that while hand-carrying documents is possible, electronic filing is often faster and more efficient for most types of correspondence with the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO submission, visit: USPTO submission.

Are handwritten patent applications accepted by the USPTO?

While it is strongly recommended to submit typed or printed applications, the USPTO does accept handwritten patent applications under certain conditions:

• The handwriting must be legible and in permanent dark ink or its equivalent.
• The text must be clearly readable and suitable for reproduction.
• All other formatting requirements (margins, spacing, etc.) must still be followed.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

While handwritten applications are technically accepted, it’s important to note that typed or printed applications are preferred for clarity and ease of processing. Handwritten applications may face additional scrutiny and potential delays in processing due to legibility concerns.

The USPTO requires that different matters be submitted in separate papers to ensure efficient processing. This requirement is outlined in MPEP 501, which cites 37 CFR 1.4(c):

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

This means that if you have multiple requests or inquiries for the USPTO, each should be submitted on its own separate document. For example, a petition and an information disclosure statement should not be combined into a single paper.

If an applicant submits a single paper containing distinct subjects, the USPTO may use the following form paragraph to notify them:

The [1] submitted [2] should have been submitted as a separate paper as required by 37 CFR 1.4(c). The paper has been entered. However, all future correspondence must comply with 37 CFR 1.4.

Adhering to this requirement helps ensure that your correspondence is processed efficiently and reaches the appropriate department within the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO correspondence, visit: USPTO correspondence.

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for patent applications, replies to notices of informality, requests for extension of time, notices of appeal, and other patent-related matters processed by organizations reporting to the Commissioner for Patents.

As stated in the MPEP: Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents P.O. Box 1450 Alexandria, Virginia 22313-1450

To learn more:

• patent correspondence
• mailing address
• USPTO
• patent applications

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address is used for various patent-related documents, including:

• Patent applications
• Replies to notices of informality
• Requests for extension of time
• Notices of appeal to the Patent Trial and Appeal Board
• Requests for reexamination
• Petitions to the Commissioner for Patents

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450.”

For more information on patent application filing, visit: patent application filing.

For more information on patent correspondence, visit: patent correspondence.

The general mailing address for patent applications and patent-related papers is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for correspondence including patent applications, replies to notices of informality, requests for extension of time, notices of appeal, briefs, requests for oral hearings, applications for patent term extensions, reexamination requests, statutory disclaimers, certificates of correction, petitions, and other patent-related correspondence processed by organizations reporting to the Commissioner for Patents.

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450”

What is the Certificate of Mailing procedure for USPTO filings?

The Certificate of Mailing procedure is a method that allows applicants to establish the date of filing for correspondence sent to the USPTO. As explained in MPEP 501:

‘Under the procedure, correspondence is considered as being timely filed if (A) the correspondence is mailed or transmitted prior to expiration of the set period for response by being: (1) Addressed as set out in 37 CFR 1.1(a) and deposited with the U.S. Postal Service with sufficient postage as first class mail; or (2) Transmitted by facsimile to the Patent and Trademark Office in accordance with 37 CFR 1.6(d); or (3) Transmitted via the Office electronic filing system in accordance with 37 CFR 1.6(a)(4); and (B) the correspondence includes a certificate for each piece of correspondence stating the date of deposit or transmission.’

This procedure is particularly useful for ensuring timely filing when using postal services. It’s important to note that the certificate must be signed by the person depositing or transmitting the correspondence.

For more information on Certificate of Mailing, visit: Certificate of Mailing.

For more information on electronic filing, visit: electronic filing.

An S-signature is a type of electronic signature used in USPTO correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(2):

An S-signature is a signature inserted between forward slash marks, but not a handwritten signature as defined by paragraph (d)(1) of this section. An S-signature includes any signature made by electronic or mechanical means, and any other mode of making or applying a signature other than a handwritten signature.

Key requirements for an S-signature include:

• It must consist only of letters, Arabic numerals, or both, with appropriate punctuation.
• The signer must insert their own S-signature with a single forward slash mark before and after the signature.
• For patent practitioners, their registration number must be included with or near the S-signature.
• The signer’s name must be presented in printed or typed form near the S-signature.

Example of a proper S-signature: /John D. Smith/

S-signatures can be used for most USPTO correspondence filed electronically or by facsimile.

For more information on USPTO correspondence, visit: USPTO correspondence.

The USPTO accepts different types of signatures on correspondence, including:

1. Handwritten signatures: Original signatures in permanent dark ink or equivalent.
2. S-signatures: A signature inserted between forward slash marks, which can be used for correspondence filed in paper, by fax, or via the electronic filing system.
3. Electronic signatures: For correspondence submitted via the electronic filing system, a graphic representation of a handwritten signature or an S-signature is acceptable.

According to 37 CFR 1.4(d): Each piece of correspondence, except as provided in paragraphs (d)(2), (d)(3), (d)(4), (e) and (f) of this section, filed in an application, patent file, or other proceeding in the Office which requires a person’s signature, must: (i) Be an original, that is, have an original handwritten signature personally signed, in permanent dark ink or its equivalent, by that person; or (ii) Be a direct or indirect copy, such as a photocopy or facsimile transmission (§ 1.6(d)), of an original.

For S-signatures, the signer must personally insert their own signature, and patent practitioners must include their registration number. The signer’s name must be presented in printed or typed form immediately below or adjacent to the S-signature.

To learn more:

• USPTO signatures
• handwritten signature
• S-signature
• electronic signature

The USPTO requires that different matters be submitted in separate papers to avoid confusion and delays. This requirement is outlined in 37 CFR 1.4(c), which states:

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

Key points to remember:

• Each distinct subject, inquiry, or order should be in a separate paper.
• This applies to both patent and trademark correspondence.
• Exceptions are allowed for subjects provided for on a single Office or World Intellectual Property Organization form.

If you submit multiple subjects in a single paper, the USPTO may use Form Paragraph 5.01.01 to notify you of the requirement for separate papers in future correspondence.

Adhering to this requirement helps ensure that your correspondence is processed efficiently by the appropriate Office branches or sections.

To learn more:

• USPTO correspondence
• separate papers
• patent applications
• trademark applications

What are the requirements for filing papers with the USPTO?

When filing papers with the United States Patent and Trademark Office (USPTO), it’s important to adhere to specific requirements:

• Papers must be legibly written either by hand or printed in permanent dark ink or its equivalent.
• They should be presented on flexible, strong, smooth, non-shiny, durable, and white paper.
• All papers must be presented in a form having sufficient clarity and contrast between the paper and the writing to permit electronic reproduction by use of digital imaging and optical character recognition.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

These requirements ensure that all documents can be properly processed and stored by the USPTO.

For more information on document legibility, visit: document legibility.

What are the margin requirements for patent application documents?

When preparing documents for a patent application, it’s crucial to adhere to specific margin requirements set by the USPTO:

• The top margin of the first page should be at least 2 cm (3/4 inch).
• All other margins (left, right, and bottom) must be at least 2 cm (3/4 inch).
• The margins can be slightly larger but should not exceed 4 cm (1-1/2 inches).

According to MPEP 501: All of the application papers must have margins which are at least 2 cm. (3/4 inch) … on the sides, top and bottom. Margins should not exceed 4 cm. (1-1/2 inches). … The top margin of the first page should be at least 2 cm. (3/4 inch).

These margin requirements ensure that all information is visible and can be properly scanned and processed by the USPTO.

What are the line spacing requirements for patent application text?

When preparing the text for your patent application, it’s important to follow the USPTO’s line spacing requirements:

• The text should be written in a nonscript type font (e.g., Arial, Times Roman, or Courier).
• The lettering style should be at least 0.32 cm (1/8 inch) high.
• The lines of text should be 1.5 or double spaced.

According to MPEP 501: The text must be written in a nonscript type font (e.g., Arial, Times Roman, or Courier, preferably a font size of 12) lettering style having capital letters which should be at least 0.32 cm. (1/8 inch) high, but may be no smaller than 0.21 cm. (3/32 inch) high (e.g., a font size of 6). The lines of the specification may be 1 1/2 or double spaced.

These requirements ensure that the text is easily readable and can be properly scanned and processed by the USPTO’s systems.

The USPTO has specific certification requirements for signatures in correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(4):

The person inserting a signature under paragraph (d)(2) or (d)(3) of this section in a document submitted to the Office certifies that the inserted signature appearing in the document is his or her own signature. A person submitting a document signed by another under paragraph (d)(2) or (d)(3) of this section is obligated to have a reasonable basis to believe that the person whose signature is present on the document was actually inserted by that person, and should retain evidence of authenticity of the signature.

Key points about signature certifications:

• The person inserting an S-signature certifies it as their own.
• When submitting a document signed by another, you must have a reasonable belief that the signature is authentic.
• Evidence of signature authenticity should be retained.
• Violations of certification rules may result in sanctions.

These requirements apply to both handwritten and S-signatures. They ensure the integrity and authenticity of documents submitted to the USPTO.

For more information on USPTO correspondence, visit: USPTO correspondence.

What are the acceptable methods for filing papers with the USPTO?

The USPTO accepts several methods for filing papers:

• Hand-delivery to the USPTO office in Alexandria, Virginia
• First-class mail through the United States Postal Service (USPS)
• Express Mail service of the USPS
• Electronic filing through the USPTO’s Electronic Filing System (EFS-Web)

As stated in MPEP 501: ‘Papers may be filed using first class mail through the United States Postal Service.’ The MPEP also notes that ‘Correspondence may be hand-carried to the Office.’ For electronic filing, it’s important to note that ‘EFS-Web can be used to file new applications, enter the national stage under 35 U.S.C. 371, and submit most follow-on documents in patent applications.’

For more information on EFS-Web, visit: EFS-Web.

For more information on electronic filing, visit: electronic filing.

For more information on Express Mail, visit: Express Mail.

For more information on first-class mail, visit: first-class mail.

For more information on hand-delivery, visit: hand-delivery.

Patent maintenance fee payments can be submitted in two ways:

1. Electronically: This is the preferred method. Payments can be made through the USPTO’s Patent Maintenance Fees Storefront.
2. By mail: If not submitted electronically, maintenance fee payments and related correspondence should be addressed to:

Mail Stop Maintenance Fee
Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

The MPEP states: Maintenance fee payments not electronically submitted over the Internet and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450

It’s important to note that electronic submission is faster, more secure, and provides immediate confirmation of payment.

To learn more:

• patent maintenance fees
• USPTO payments
• electronic submission
• mailing address

Maintenance fee payments have a specific mailing address if not submitted electronically. According to MPEP 501, which cites 37 CFR 1.1(d):

Maintenance fee payments that are not submitted electronically and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, Virginia 22313-1450.

However, it’s important to note that the USPTO strongly encourages electronic submission of maintenance fee payments. The Electronic Maintenance Fee Form is the preferred method for these transactions.

If you must submit a paper payment, ensure it’s properly addressed to avoid delays in processing. Include all necessary information, such as the patent number and the fee amount being paid.

For more information on USPTO correspondence, visit: USPTO correspondence.

For correspondence that requires immediate attention from the USPTO, such as certain petitions or time-sensitive documents, the following methods are recommended:

1. Use the USPTO patent electronic filing system (EFS-Web or Patent Center). This is the preferred method for most immediate correspondence.
2. Where permitted, use facsimile transmission to the appropriate area of the Office.
3. Hand-carry the documents to the USPTO in Alexandria, VA.

The MPEP states: Applicants are encouraged to transmit these types of correspondence by the USPTO patent electronic filing system (see MPEP § 502.05). Where permitted, patent-related correspondence that requires immediate Office attention may also be submitted to the appropriate area of the Office for processing by facsimile transmission (see MPEP § 502.01, subsections I.B and II) or hand-carried (see MPEP § 502), subsection III).

Examples of correspondence requiring immediate attention include:

• Petitions for express abandonment to avoid publication
• Petitions to withdraw an application from issue
• Requests for expedited examination of a design application
• Certain papers required by the Office of Data Management

To learn more:

• immediate correspondence
• USPTO
• electronic filing
• facsimile
• hand-delivery

For correspondence that is not specific to patents or trademarks, such as requests for certified copies or assignment recordation, the general mailing address is:

Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

This address should be used for:

• Patent and trademark documents sent to the Assignment Division for recordation (Mail Stop Assignment Recordation Services)
• Requests for certified or uncertified copies of patent and trademark documents (Mail Stop Patent and Trademark Copy Fulfillment Branch)
• Correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190

MPEP 501 states: “For correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190, should be addressed to: Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450”

How does the USPTO handle correspondence submitted in violation of the rules?

The USPTO has specific procedures for handling correspondence submitted in violation of the rules. According to MPEP 501:

‘Correspondence submitted to the U.S. Patent and Trademark Office in violation of the rules as to paying fees, manner of presenting papers, or other formal matters will not be filed.’

However, the USPTO does provide a grace period and notification process:

• The Office may notify the submitter of the violation and set a period for correction.
• If the violation is corrected within the set period, the document will be considered as having been filed on the date of receipt of the correction.

It’s crucial for applicants to adhere to USPTO rules to avoid potential delays or non-filing of their correspondence. If a violation occurs, prompt correction based on USPTO notification is essential to maintain the original filing date.

Can I use hole-punched paper for my patent application?

No, you should not use hole-punched paper for your patent application. The USPTO has specific requirements regarding the paper used for patent applications, and hole-punched paper is explicitly prohibited.

As stated in MPEP 501: Holes should not be punched in the paper.

This requirement is in place to ensure that all documents can be properly scanned, stored, and processed by the USPTO without any loss of information or potential damage to the application papers. Using standard, unmarked paper without holes helps maintain the integrity of the document throughout the application process.

Yes, you can hand-carry certain documents to the USPTO, but there are specific guidelines and limitations. According to MPEP 501:

Patent-related papers may be hand-carried to the Office in Alexandria, VA. Correspondence cannot be hand-carried to the Regional Offices. If the correspondence is hand-carried to the Office, with limited exceptions (see MPEP § 502, subsection III) it must be delivered to:

United States Patent and Trademark Office
Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314

For trademark-related papers, there is a separate location:

Trademark-related papers may be filed at the “walk-up” window located in the Trademark Assistance Center, Madison East, Concourse Level, Room C55, 600 Dulany Street, Alexandria, VA 22314.

It’s important to note that while hand-carrying documents is possible, electronic filing is often faster and more efficient for most types of correspondence with the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO submission, visit: USPTO submission.

Are handwritten patent applications accepted by the USPTO?

While it is strongly recommended to submit typed or printed applications, the USPTO does accept handwritten patent applications under certain conditions:

• The handwriting must be legible and in permanent dark ink or its equivalent.
• The text must be clearly readable and suitable for reproduction.
• All other formatting requirements (margins, spacing, etc.) must still be followed.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

While handwritten applications are technically accepted, it’s important to note that typed or printed applications are preferred for clarity and ease of processing. Handwritten applications may face additional scrutiny and potential delays in processing due to legibility concerns.

The USPTO requires that different matters be submitted in separate papers to ensure efficient processing. This requirement is outlined in MPEP 501, which cites 37 CFR 1.4(c):

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

This means that if you have multiple requests or inquiries for the USPTO, each should be submitted on its own separate document. For example, a petition and an information disclosure statement should not be combined into a single paper.

If an applicant submits a single paper containing distinct subjects, the USPTO may use the following form paragraph to notify them:

The [1] submitted [2] should have been submitted as a separate paper as required by 37 CFR 1.4(c). The paper has been entered. However, all future correspondence must comply with 37 CFR 1.4.

Adhering to this requirement helps ensure that your correspondence is processed efficiently and reaches the appropriate department within the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO correspondence, visit: USPTO correspondence.

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for patent applications, replies to notices of informality, requests for extension of time, notices of appeal, and other patent-related matters processed by organizations reporting to the Commissioner for Patents.

As stated in the MPEP: Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents P.O. Box 1450 Alexandria, Virginia 22313-1450

To learn more:

• patent correspondence
• mailing address
• USPTO
• patent applications

The general mailing address for patent-related correspondence is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address is used for various patent-related documents, including:

• Patent applications
• Replies to notices of informality
• Requests for extension of time
• Notices of appeal to the Patent Trial and Appeal Board
• Requests for reexamination
• Petitions to the Commissioner for Patents

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450.”

For more information on patent application filing, visit: patent application filing.

For more information on patent correspondence, visit: patent correspondence.

The general mailing address for patent applications and patent-related papers is:

Commissioner for Patents
P.O. Box 1450
Alexandria, Virginia 22313-1450

This address should be used for correspondence including patent applications, replies to notices of informality, requests for extension of time, notices of appeal, briefs, requests for oral hearings, applications for patent term extensions, reexamination requests, statutory disclaimers, certificates of correction, petitions, and other patent-related correspondence processed by organizations reporting to the Commissioner for Patents.

As stated in MPEP 501: “Correspondence in patent-related matters under the direction of the Commissioner for Patents should be addressed to: Commissioner for Patents, P.O. Box 1450, Alexandria, Virginia 22313-1450”

What is the Certificate of Mailing procedure for USPTO filings?

The Certificate of Mailing procedure is a method that allows applicants to establish the date of filing for correspondence sent to the USPTO. As explained in MPEP 501:

‘Under the procedure, correspondence is considered as being timely filed if (A) the correspondence is mailed or transmitted prior to expiration of the set period for response by being: (1) Addressed as set out in 37 CFR 1.1(a) and deposited with the U.S. Postal Service with sufficient postage as first class mail; or (2) Transmitted by facsimile to the Patent and Trademark Office in accordance with 37 CFR 1.6(d); or (3) Transmitted via the Office electronic filing system in accordance with 37 CFR 1.6(a)(4); and (B) the correspondence includes a certificate for each piece of correspondence stating the date of deposit or transmission.’

This procedure is particularly useful for ensuring timely filing when using postal services. It’s important to note that the certificate must be signed by the person depositing or transmitting the correspondence.

For more information on Certificate of Mailing, visit: Certificate of Mailing.

For more information on electronic filing, visit: electronic filing.

An S-signature is a type of electronic signature used in USPTO correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(2):

An S-signature is a signature inserted between forward slash marks, but not a handwritten signature as defined by paragraph (d)(1) of this section. An S-signature includes any signature made by electronic or mechanical means, and any other mode of making or applying a signature other than a handwritten signature.

Key requirements for an S-signature include:

• It must consist only of letters, Arabic numerals, or both, with appropriate punctuation.
• The signer must insert their own S-signature with a single forward slash mark before and after the signature.
• For patent practitioners, their registration number must be included with or near the S-signature.
• The signer’s name must be presented in printed or typed form near the S-signature.

Example of a proper S-signature: /John D. Smith/

S-signatures can be used for most USPTO correspondence filed electronically or by facsimile.

For more information on USPTO correspondence, visit: USPTO correspondence.

The USPTO accepts different types of signatures on correspondence, including:

1. Handwritten signatures: Original signatures in permanent dark ink or equivalent.
2. S-signatures: A signature inserted between forward slash marks, which can be used for correspondence filed in paper, by fax, or via the electronic filing system.
3. Electronic signatures: For correspondence submitted via the electronic filing system, a graphic representation of a handwritten signature or an S-signature is acceptable.

According to 37 CFR 1.4(d): Each piece of correspondence, except as provided in paragraphs (d)(2), (d)(3), (d)(4), (e) and (f) of this section, filed in an application, patent file, or other proceeding in the Office which requires a person’s signature, must: (i) Be an original, that is, have an original handwritten signature personally signed, in permanent dark ink or its equivalent, by that person; or (ii) Be a direct or indirect copy, such as a photocopy or facsimile transmission (§ 1.6(d)), of an original.

For S-signatures, the signer must personally insert their own signature, and patent practitioners must include their registration number. The signer’s name must be presented in printed or typed form immediately below or adjacent to the S-signature.

To learn more:

• USPTO signatures
• handwritten signature
• S-signature
• electronic signature

The USPTO requires that different matters be submitted in separate papers to avoid confusion and delays. This requirement is outlined in 37 CFR 1.4(c), which states:

Since different matters may be considered by different branches or sections of the Office, each distinct subject, inquiry or order must be contained in a separate paper to avoid confusion and delay in answering papers dealing with different subjects.

Key points to remember:

• Each distinct subject, inquiry, or order should be in a separate paper.
• This applies to both patent and trademark correspondence.
• Exceptions are allowed for subjects provided for on a single Office or World Intellectual Property Organization form.

If you submit multiple subjects in a single paper, the USPTO may use Form Paragraph 5.01.01 to notify you of the requirement for separate papers in future correspondence.

Adhering to this requirement helps ensure that your correspondence is processed efficiently by the appropriate Office branches or sections.

To learn more:

• USPTO correspondence
• separate papers
• patent applications
• trademark applications

What are the requirements for filing papers with the USPTO?

When filing papers with the United States Patent and Trademark Office (USPTO), it’s important to adhere to specific requirements:

• Papers must be legibly written either by hand or printed in permanent dark ink or its equivalent.
• They should be presented on flexible, strong, smooth, non-shiny, durable, and white paper.
• All papers must be presented in a form having sufficient clarity and contrast between the paper and the writing to permit electronic reproduction by use of digital imaging and optical character recognition.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

These requirements ensure that all documents can be properly processed and stored by the USPTO.

For more information on document legibility, visit: document legibility.

What are the margin requirements for patent application documents?

When preparing documents for a patent application, it’s crucial to adhere to specific margin requirements set by the USPTO:

• The top margin of the first page should be at least 2 cm (3/4 inch).
• All other margins (left, right, and bottom) must be at least 2 cm (3/4 inch).
• The margins can be slightly larger but should not exceed 4 cm (1-1/2 inches).

According to MPEP 501: All of the application papers must have margins which are at least 2 cm. (3/4 inch) … on the sides, top and bottom. Margins should not exceed 4 cm. (1-1/2 inches). … The top margin of the first page should be at least 2 cm. (3/4 inch).

These margin requirements ensure that all information is visible and can be properly scanned and processed by the USPTO.

What are the line spacing requirements for patent application text?

When preparing the text for your patent application, it’s important to follow the USPTO’s line spacing requirements:

• The text should be written in a nonscript type font (e.g., Arial, Times Roman, or Courier).
• The lettering style should be at least 0.32 cm (1/8 inch) high.
• The lines of text should be 1.5 or double spaced.

According to MPEP 501: The text must be written in a nonscript type font (e.g., Arial, Times Roman, or Courier, preferably a font size of 12) lettering style having capital letters which should be at least 0.32 cm. (1/8 inch) high, but may be no smaller than 0.21 cm. (3/32 inch) high (e.g., a font size of 6). The lines of the specification may be 1 1/2 or double spaced.

These requirements ensure that the text is easily readable and can be properly scanned and processed by the USPTO’s systems.

The USPTO has specific certification requirements for signatures in correspondence. According to MPEP 501, which cites 37 CFR 1.4(d)(4):

The person inserting a signature under paragraph (d)(2) or (d)(3) of this section in a document submitted to the Office certifies that the inserted signature appearing in the document is his or her own signature. A person submitting a document signed by another under paragraph (d)(2) or (d)(3) of this section is obligated to have a reasonable basis to believe that the person whose signature is present on the document was actually inserted by that person, and should retain evidence of authenticity of the signature.

Key points about signature certifications:

• The person inserting an S-signature certifies it as their own.
• When submitting a document signed by another, you must have a reasonable belief that the signature is authentic.
• Evidence of signature authenticity should be retained.
• Violations of certification rules may result in sanctions.

These requirements apply to both handwritten and S-signatures. They ensure the integrity and authenticity of documents submitted to the USPTO.

For more information on USPTO correspondence, visit: USPTO correspondence.

What are the acceptable methods for filing papers with the USPTO?

The USPTO accepts several methods for filing papers:

• Hand-delivery to the USPTO office in Alexandria, Virginia
• First-class mail through the United States Postal Service (USPS)
• Express Mail service of the USPS
• Electronic filing through the USPTO’s Electronic Filing System (EFS-Web)

As stated in MPEP 501: ‘Papers may be filed using first class mail through the United States Postal Service.’ The MPEP also notes that ‘Correspondence may be hand-carried to the Office.’ For electronic filing, it’s important to note that ‘EFS-Web can be used to file new applications, enter the national stage under 35 U.S.C. 371, and submit most follow-on documents in patent applications.’

For more information on EFS-Web, visit: EFS-Web.

For more information on electronic filing, visit: electronic filing.

For more information on Express Mail, visit: Express Mail.

For more information on first-class mail, visit: first-class mail.

For more information on hand-delivery, visit: hand-delivery.

Patent maintenance fee payments can be submitted in two ways:

1. Electronically: This is the preferred method. Payments can be made through the USPTO’s Patent Maintenance Fees Storefront.
2. By mail: If not submitted electronically, maintenance fee payments and related correspondence should be addressed to:

Mail Stop Maintenance Fee
Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

The MPEP states: Maintenance fee payments not electronically submitted over the Internet and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450

It’s important to note that electronic submission is faster, more secure, and provides immediate confirmation of payment.

To learn more:

• patent maintenance fees
• USPTO payments
• electronic submission
• mailing address

Maintenance fee payments have a specific mailing address if not submitted electronically. According to MPEP 501, which cites 37 CFR 1.1(d):

Maintenance fee payments that are not submitted electronically and correspondence related to maintenance fees may be addressed to: Mail Stop Maintenance Fee, Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, Virginia 22313-1450.

However, it’s important to note that the USPTO strongly encourages electronic submission of maintenance fee payments. The Electronic Maintenance Fee Form is the preferred method for these transactions.

If you must submit a paper payment, ensure it’s properly addressed to avoid delays in processing. Include all necessary information, such as the patent number and the fee amount being paid.

For more information on USPTO correspondence, visit: USPTO correspondence.

For correspondence that requires immediate attention from the USPTO, such as certain petitions or time-sensitive documents, the following methods are recommended:

1. Use the USPTO patent electronic filing system (EFS-Web or Patent Center). This is the preferred method for most immediate correspondence.
2. Where permitted, use facsimile transmission to the appropriate area of the Office.
3. Hand-carry the documents to the USPTO in Alexandria, VA.

The MPEP states: Applicants are encouraged to transmit these types of correspondence by the USPTO patent electronic filing system (see MPEP § 502.05). Where permitted, patent-related correspondence that requires immediate Office attention may also be submitted to the appropriate area of the Office for processing by facsimile transmission (see MPEP § 502.01, subsections I.B and II) or hand-carried (see MPEP § 502), subsection III).

Examples of correspondence requiring immediate attention include:

• Petitions for express abandonment to avoid publication
• Petitions to withdraw an application from issue
• Requests for expedited examination of a design application
• Certain papers required by the Office of Data Management

To learn more:

• immediate correspondence
• USPTO
• electronic filing
• facsimile
• hand-delivery

How does the USPTO handle correspondence submitted in violation of the rules?

The USPTO has specific procedures for handling correspondence submitted in violation of the rules. According to MPEP 501:

‘Correspondence submitted to the U.S. Patent and Trademark Office in violation of the rules as to paying fees, manner of presenting papers, or other formal matters will not be filed.’

However, the USPTO does provide a grace period and notification process:

• The Office may notify the submitter of the violation and set a period for correction.
• If the violation is corrected within the set period, the document will be considered as having been filed on the date of receipt of the correction.

It’s crucial for applicants to adhere to USPTO rules to avoid potential delays or non-filing of their correspondence. If a violation occurs, prompt correction based on USPTO notification is essential to maintain the original filing date.

Can I use hole-punched paper for my patent application?

No, you should not use hole-punched paper for your patent application. The USPTO has specific requirements regarding the paper used for patent applications, and hole-punched paper is explicitly prohibited.

As stated in MPEP 501: Holes should not be punched in the paper.

This requirement is in place to ensure that all documents can be properly scanned, stored, and processed by the USPTO without any loss of information or potential damage to the application papers. Using standard, unmarked paper without holes helps maintain the integrity of the document throughout the application process.

Yes, you can hand-carry certain documents to the USPTO, but there are specific guidelines and limitations. According to MPEP 501:

Patent-related papers may be hand-carried to the Office in Alexandria, VA. Correspondence cannot be hand-carried to the Regional Offices. If the correspondence is hand-carried to the Office, with limited exceptions (see MPEP § 502, subsection III) it must be delivered to:

United States Patent and Trademark Office
Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314

For trademark-related papers, there is a separate location:

Trademark-related papers may be filed at the “walk-up” window located in the Trademark Assistance Center, Madison East, Concourse Level, Room C55, 600 Dulany Street, Alexandria, VA 22314.

It’s important to note that while hand-carrying documents is possible, electronic filing is often faster and more efficient for most types of correspondence with the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO submission, visit: USPTO submission.

Are handwritten patent applications accepted by the USPTO?

While it is strongly recommended to submit typed or printed applications, the USPTO does accept handwritten patent applications under certain conditions:

• The handwriting must be legible and in permanent dark ink or its equivalent.
• The text must be clearly readable and suitable for reproduction.
• All other formatting requirements (margins, spacing, etc.) must still be followed.

As stated in MPEP 501: All papers that are to become a part of the permanent records of the United States Patent and Trademark Office should be legibly written either by a typewriter or mechanical printer in permanent dark ink or its equivalent in portrait orientation on flexible, strong, smooth, non-shiny, durable, and white paper.

While handwritten applications are technically accepted, it’s important to note that typed or printed applications are preferred for clarity and ease of processing. Handwritten applications may face additional scrutiny and potential delays in processing due to legibility concerns.

The mailing address for trademark-related correspondence is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for certain specific documents as outlined in the regulations.

According to 37 CFR 2.190: In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

To learn more:

• trademark correspondence
• mailing address
• USPTO
• trademark applications

The mailing address for trademark applications and trademark-related papers filed on paper is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for:

• Documents sent to the Assignment Recordation Branch for recordation
• Requests for copies of trademark documents
• Certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e)

According to 37 CFR 2.190(a): “In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

For trademark-related documents filed on paper, except for certain specific cases, the address is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

According to MPEP 501, which cites 37 CFR 2.190: “All trademark-related documents filed on paper, except documents sent to the Assignment Recordation Branch for recordation; requests for copies of trademark documents; and certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e), should be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

For more information on trademark correspondence, visit: trademark correspondence.

For correspondence that is not specific to patents or trademarks, such as requests for certified copies or assignment recordation, the general mailing address is:

Director of the United States Patent and Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450

This address should be used for:

• Patent and trademark documents sent to the Assignment Division for recordation (Mail Stop Assignment Recordation Services)
• Requests for certified or uncertified copies of patent and trademark documents (Mail Stop Patent and Trademark Copy Fulfillment Branch)
• Correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190

MPEP 501 states: “For correspondence for which an address is not otherwise specified in 37 CFR 1.1 or 2.190, should be addressed to: Director of the United States Patent and Trademark Office, P.O. Box 1450, Alexandria, VA 22313-1450”

Yes, you can hand-carry certain documents to the USPTO, but there are specific guidelines and limitations. According to MPEP 501:

Patent-related papers may be hand-carried to the Office in Alexandria, VA. Correspondence cannot be hand-carried to the Regional Offices. If the correspondence is hand-carried to the Office, with limited exceptions (see MPEP § 502, subsection III) it must be delivered to:

United States Patent and Trademark Office
Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314

For trademark-related papers, there is a separate location:

Trademark-related papers may be filed at the “walk-up” window located in the Trademark Assistance Center, Madison East, Concourse Level, Room C55, 600 Dulany Street, Alexandria, VA 22314.

It’s important to note that while hand-carrying documents is possible, electronic filing is often faster and more efficient for most types of correspondence with the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO submission, visit: USPTO submission.

The mailing address for trademark-related correspondence is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for certain specific documents as outlined in the regulations.

According to 37 CFR 2.190: In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

To learn more:

• trademark correspondence
• mailing address
• USPTO
• trademark applications

The mailing address for trademark applications and trademark-related papers filed on paper is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

This address should be used for all trademark-related documents filed on paper, except for:

• Documents sent to the Assignment Recordation Branch for recordation
• Requests for copies of trademark documents
• Certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e)

According to 37 CFR 2.190(a): “In general, trademark documents to be delivered by the USPS must be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

For trademark-related documents filed on paper, except for certain specific cases, the address is:

Commissioner for Trademarks
P.O. Box 1451
Alexandria, VA 22313-1451

According to MPEP 501, which cites 37 CFR 2.190: “All trademark-related documents filed on paper, except documents sent to the Assignment Recordation Branch for recordation; requests for copies of trademark documents; and certain documents filed under the Madrid Protocol as specified in 37 CFR 2.190(e), should be addressed to: Commissioner for Trademarks, P.O. Box 1451, Alexandria, VA 22313-1451.”

It’s important to note that many trademark documents can and should be filed electronically through the Trademark Electronic Application System (TEAS).

For more information on trademark correspondence, visit: trademark correspondence.

Yes, you can hand-carry certain documents to the USPTO, but there are specific guidelines and limitations. According to MPEP 501:

Patent-related papers may be hand-carried to the Office in Alexandria, VA. Correspondence cannot be hand-carried to the Regional Offices. If the correspondence is hand-carried to the Office, with limited exceptions (see MPEP § 502, subsection III) it must be delivered to:

United States Patent and Trademark Office
Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314

For trademark-related papers, there is a separate location:

Trademark-related papers may be filed at the “walk-up” window located in the Trademark Assistance Center, Madison East, Concourse Level, Room C55, 600 Dulany Street, Alexandria, VA 22314.

It’s important to note that while hand-carrying documents is possible, electronic filing is often faster and more efficient for most types of correspondence with the USPTO.

For more information on patent office procedures, visit: patent office procedures.

For more information on USPTO submission, visit: USPTO submission.