Patent and Trademark Resource Centers (PTRCs)
A nationwide network of public, state and academic libraries
Public Search Facility
Located in Alexandria, VA provides the public access to patent and trademark information in a variety of formats. Trained staff are available to assist public users
Inventors Assistance Center (IAC)
Former examiners are available to answer general patent questions
Trademark Assistance Center (TAC)
The Trademark Assistance Center (TAC) provides general information about the trademark registration process and responds to inquiries about the status of trademark applications and registrations.
Patent Electronic Business Center
Customer support for electronic filing and viewing application status
Scientific and Technical Information Center (STIC) Library Openings
Trained staff are available to assist users with questions during all open hours at no charge