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  1. United States Patent and Trademark Office

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

  2. Patent Public Search | USPTO

    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.

  3. Trademarks | USPTO

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

  4. Forms for patent applications | USPTO

    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 …

  5. About Us | USPTO

    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.

  6. Search for patents | USPTO

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

  7. Apply online | USPTO

    Jul 10, 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.

  8. Search - Patent Center - USPTO

    Patent Center provides a user interface for searching and managing patent applications and related information.

  9. Transferring ownership/ Assignments FAQs | USPTO

    Apr 30, 2024 · Must the USPTO cover sheet forms (PTO-1594 Trademarks or PTO-1595 Patents) be used when submitting recordation requests in paper?

  10. System status and availability | USPTO

    Oct 24, 2025 · Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities.