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

Oct 17, 2025 · Find existing patents, published patent applications and other published patent documentation

Find out how to register and maintain a trademark in the U.S., apply for an international trademark, and about protecting your registered trademark.

The United States Patent and Trademark Office (USPTO) is the federal agency under the Department of Commerce and is responsible for granting U.S. patents and registering trademarks.

Find out how to apply for and maintain a patent in the U.S., and learn about helpful resources.

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.

Dec 5, 2025 · Learn how to protect your trademark through the federal registration process.

Aug 1, 2023 · Patent Center is available to all users for electronic filing and management of patent applications. You may access an on-demand recording of a previous Patent Center Training session …

To apply for a patent, you must file an application and pay required fees. You may wish to find a patent attorney or agent to help draft the description of the invention and claims, and any required drawings.

Apr 4, 2025 · Find assistance, programs, and resources for independent inventors, small businesses, entrepreneurs, and university affiliated inventors.