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.

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 …

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 …

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 …

Dec 8, 2025 · Phone numbers, email addresses, and other contact information for USPTO offices and business centers

Feb 7, 2025 · If you’re new to the process of protecting your rights to your invention by applying for a patent, you’re in the right place. This page will direct you to basic information about U.S. …