Locations
Banner & Witcoff is one of the largest law firms in the U.S. dedicated solely to the practice of intellectual property law. Tracing our roots back to the 1920s, we employ approximately 90 attorneys and patent agents in our four offices – Chicago, Washington, Boston, and Portland.
ChicagoTen South Wacker Drive
Suite 3000
Chicago, IL 60606-7407
T: 312.463.5000
F: 312.463.5001
Washington1100 13th Street, NW
Suite 1200
Washington, DC 20005-4051
T: 202.824.3000
F: 202.824.3001
Boston28 State Street
Suite 1800
Boston, MA 02109-1705
T: 617.720.9600
F: 617.720.9601
Portland601 SW Second Avenue
Suite 1900
Portland, OR 97204
T: 503.425.6800
F: 503.425.6801