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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. 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

    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.

  5. Patents | USPTO - United States Patent and Trademark Office

    Find out how to apply for and maintain a patent in the U.S., and learn about helpful resources.

  6. Search our trademark database | USPTO

    May 14, 2025 · A search you complete before applying for a trademark registration to make sure your trademark is available to register for your particular goods or services, and to make sure that no …

  7. Contact us | USPTO

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

  8. 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.

  9. 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.

  10. PCT - National Stage Processing and Entry | USPTO

    Sep 16, 2012 · Forms and information related to US national stage processing and entry.