
United States Patent and Trademark Office
Home page of the United States Patent and Trademark Office's main web site.
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.
Search for patents | USPTO
Oct 17, 2025 · Find existing patents, published patent applications and other published patent documentation
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.
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.
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.
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 …
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.
Search - Patent Center - USPTO
Patent Center provides a user interface for searching and managing patent applications and related information.
System status and availability | USPTO
3 days ago · Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities.