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

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

Feb 3, 2026 · Find existing patents, published patent applications and other published patent documentation

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 …

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.

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.

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 …

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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-9199 (1-800-786-9199) …

MyUSPTO allows users to manage their intellectual property portfolio, track patent applications, and check trademark registrations.