What USPTO search and information resource facilities are accessible to the public?

This page is an FAQ based on guidance from the Manual of Patent Examining Procedure. It is provided as guidance, with links to the ground truth sources. This is information only: it is not legal advice.

The USPTO provides several search and information resource facilities that are accessible to the public:

1. Public Search Facility:
   • Location: Madison East, first floor, 600 Dulany St., Alexandria, VA 22314
   • Phone: 571-272-3275
   • Hours: Weekdays, 8:00 a.m. to 8:00 p.m., ET
2. Scientific and Technical Information Center (STIC):
   • Main Library: Remsen Bldg., first floor, 400 Dulany St., Alexandria, VA 22314 (Phone: 571-272-3547)
   • Biotech/Chemical Library: Remsen 1D58 (Phone: 571-272-2520)
   • Hours: Weekdays, 8:30 a.m. to 5:00 p.m., ET
3. Application Assistance Unit (AAU):
   • Email: HelpAAU@uspto.gov
   • Phone: 571-272-4000 or toll-free at 888-786-0101
   • Hours: Weekdays, 8:30 a.m. to 5 p.m., ET

These facilities provide valuable resources for patent searchers, researchers, and the general public interested in patent information.