For general questions please call 1-800-786-9199. For specific matters, refer to the area of inquiry below.
Have you received a misleading notice in the mail to renew your trademark or patent? These may be sent from third parties with names like "Patent and Trademark Bureau" or "Patent and Trademark Office" or similar. These entities are not affiliated with the USPTO. Please see our Caution: misleading notices page (trademarks) or Non-USPTO solicitations page (patents).
Phone numbers, email addresses, and other contact information for USPTO offices and business centers
For general information, mailing addresses, Internet addresses, USPTO.gov accounts, how to use the online fee payment management system and contact information for other USPTO services.
For help with following a new assignment or obtaining information on a pending assignment, questions on assignments, liens on patents, filing assignments, recordation forms, and trademark assignments.
Located in Alexandria, VA with trained staff to assist the public in person, via email, and by phone with patent and trademark information and historical collections.
Provides patent information and services to the public. Staffed with experienced examiners who answer general questions about patent examining policy and procedures.
The Patent Cooperation Treaty (PCT) is an international agreement among IP offices and intergovernmental authorities regarding the process of international patent applications. Contact the PCT Helpdesk for assistance.
PTAB includes statutory members and Administrative Patent Judges. It is charged with rendering decisions on appeals from adverse examiner decisions, post-issuance challenges to patents, and interferences.
Provides assistance for patent applications that may appear to be stalled in the patent examination process and can assist with getting applications back on track.
The Trademark Assistance Center (TAC) is the main support center for all customers, from first-time filers to legal professionals and experienced trademark applicants.
TTAB hears and decides adversary proceedings involving oppositions, petitions, and proceedings involving applications for trademark registrations. The Board also decides appeals taken from the examining attorneys' refusals.
The Office of the Chief Communications Officer manages the USPTO's public affairs function and coordinates a wide variety of internal and external communications.
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