What is the general mailing address for patent applications and patent-related papers?

The general mailing address for patent applications and patent-related papers is: Commissioner for PatentsP.O. Box 1450Alexandria, 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,…

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How can I get a receipt for items filed with the USPTO?

There are two main ways to obtain a receipt for items filed with the USPTO: For paper filings: Include a self-addressed postcard with your submission, itemizing all components being filed. The USPTO will stamp the receipt date on the postcard and return it. For electronic filings via EFS-Web or Patent Center: An Electronic Acknowledgement Receipt…

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What information is included in a patent filing receipt?

A patent filing receipt includes: Application number Filing date Confirmation number Suggested class in the U.S. Patent Classification System Art unit number where the application is likely to be examined Continuing data (if applicable) National stage data (if applicable) Foreign priority data (if applicable) Foreign filing license data (if applicable) Entity status information Anticipated publication…

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What are the series codes for different types of patent applications?

The USPTO assigns different series codes to various types of patent applications: 01/ – 16/: Nonprovisional applications (utility, plant, and reissue) 29/: Design applications 35/: International design applications 60/, 61/, and 62/: Provisional applications 90/: Ex parte reexamination proceedings 95/: Inter partes reexamination proceedings 96/: Supplemental examination proceedings and resulting ex parte reexamination proceedings The…

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How are patent applications initially processed by the USPTO?

Patent applications are initially processed by the USPTO through electronic scanning and loading into the Image File Wrapper (IFW) system. According to MPEP 508, “All applications are electronically scanned and loaded into the Image File Wrapper (IFW) system upon filing. Once documents are loaded into the IFW system, examiners, technical support staff, and other Office…

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What are the official business hours of the USPTO?

The official business hours of the U.S. Patent and Trademark Office (USPTO) are: 8:30 a.m. to 5:00 p.m., Monday through Friday Excluding federal holidays in the District of Columbia As stated in MPEP 510: “The U.S. Patent and Trademark Office (USPTO or Office) working hours are 8:30 a.m. to 5:00 p.m., Monday through Friday, excluding…

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