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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. 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.

  3. 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 …

  4. Search for patents | USPTO

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

  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 …

  6. 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 …

  7. Apply online | USPTO

    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. Streamlined Claim Set Pilot Program | USPTO

    To be considered for the program, an applicant must file a petition to make special using the required petition form (PTO/SB/472) and pay the petition fee. The petition form includes an …

  9. System status and availability | USPTO

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

  10. If filing this completed form by mail, send to: Commissioner for Patents, P.O. Box 1450, Alexandria, VA 22313-1450. If you need assistance in completing the form, call 1-800-PTO …