
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 …
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 …
Search for patents | USPTO
Oct 17, 2025 · Find existing patents, published patent applications and other published patent documentation
PTO‐2042a (01‐2019) ... Privacy Act Statement The Privacy Act of 1974 (P.L. 93-579) requires that you be given certain information in connection with your submission of the attached form …
United States Patent and Trademark Office
3 days ago · 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.
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 …
System status and availability | USPTO
Sep 8, 2025 · Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities.
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.
Applicant and Practitioner Forms | USPTO
Jan 2, 2024 · PTO 158A - Application for Registration to Practice Under 37 CFR § 11.6 (c) by a Foreign Resident PTO 158T - Application for Recognition to Practice Under 37 CFR § 11.14 …