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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. Search for patents | USPTO

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

  3. 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 …

  4. Patent Public Search | USPTO

    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.

  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. 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?

  7. MyUSPTO

    MyUSPTO is a personalized portal to manage patent and trademark applications, grants, and access USPTO services with your account.

  8. Contact us | USPTO

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

  9. Search - Patent Center - USPTO

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

  10. System status and availability | USPTO

    1 day ago · Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities.