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  1. United States Patent and Trademark Office

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

  2. 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 …

  3. 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 …

  4. Search for patents | USPTO

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

  5. 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.

  6. Contact us | USPTO

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

  7. 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?

  8. 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 …

  9. Apply online | USPTO

    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.

  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.