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

Sep 16, 2012 · Due to the enactment of the America Invents Act in 2012, this page contains forms for patent applications filed on or after September 16, 2012.

Sep 27, 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.

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.

Apr 30, 2024 · Frequently asked questions about transferring ownership and changing assignments for your intellectual property.

The USPTO is launching ASAP!, which is designed to evaluate how modernizing examination to include an automated pre-examination search may improve examination quality and efficiency.

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

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.

Jul 2, 2025 · Apply for a trademark through Trademark Center. Pay application-related fees and use the docketing feature to track the status of applications filed through Trademark Center.