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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. 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 …

  4. Search for patents | USPTO

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

  5. 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 …

  6. Apply online | USPTO

    Jul 29, 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.

  7. 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 …

  8. Federal trademark searching | USPTO

    Apr 16, 2024 · Searching the USPTO’s trademark database is an important part of doing a comprehensive clearance search before you apply for a trademark registration.

  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.