17 minutes ago · 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

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.

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 …

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NOTE: This form is to be submitted with the Power of Attorney by Applicant form (PTO/AIA/82B) to identify the application to which the Power of Attorney is directed, in accordance with 37 CFR 1.5, …

An application data sheet (ADS) in accordance with 37 CFR 1.76(c) identifying the change and a Statement Under 37 CFR 3.73(c) (Form PTO/AIA/96 or equivalent) are included.

Official Gazette The Official Gazette (OG) is the official journal of the USPTO, published weekly on Tuesday, that includes bibliographic information and a representative drawing for each patent …

Feb 19, 2026 · One can additionally file a change of correspondence address form PTO/AIA/122 or PTO/SB122 to an individual application to change the correspondence address to a customer number.