Patent Law FAQ

This FAQ answers all your questions about patent law, patent procedure, and the patent examination process.

Here’s the complete FAQ:

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MPEP 500 - Receipt and Handling of Mail and Papers (5)

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:

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.

MPEP 501 - Filing Papers With the U.S. Patent and Trademark Office (5)

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:

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.

Patent Law (2)

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.

Patent Procedure (1)

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.

Trademark Law (5)

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:

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.

Trademark Procedure (4)

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:

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.