Home page of the United States Patent and Trademark Office's main web site.

Feb 3, 2026 · Find existing patents, published patent applications and other published patent documentation

PTO‐2042a (01‐2019) ... Privacy Act Statement The Privacy Act of 1974 (P.L. 93-579) requires that you be given certain information in connection with your submission of the attached form related to a …

Dec 20, 2025 · A powerful, flexible web-based patent search application that improves the overall patent searching process. It includes two user selected interfaces that provide enhanced access to prior art.

Access the Assignment Center to securely manage patent assignments and search for recorded assignment information.

For assistance with Patent e-Filing, or to suggest improvements to the online system, or report technical problems, please call the Patent Electronic Business Center at:

Sep 16, 2012 · For general assistance in completing the patent forms below or to request paper copies of the forms, contact the USPTO Contact Center Division at 1-800-786-9199 (1-800-PTO-9199) or …

An official website of the United States government Here’s how you know keyboard_arrow_down

Feb 18, 2026 · Locate a USPTO office or patent and trademark resource center near you.

Are title searches conducted by the PTO prior to recordation? expand_more How is an assignment-related document processed? expand_more All assignments are processed through an image-based …