Marguerite C. Smith

Patent agent, USPTO registration number 83834, status Active.

Firm

Banner Witcoff

Location

Washington, DC

On the USPTO roster since

August 2025

Marguerite C. Smith is a USPTO-registered patent agent (registration number 83834) at Banner Witcoff, in Washington, DC. The registration is active on the current USPTO roster, and Marguerite C. Smith has been listed on the roster since August 2025.

Banner Witcoff has 15 registered patent practitioners on the roster (10 patent attorneys and 5 patent agents), so Marguerite C. Smith works alongside 14 other registered practitioners there.

Washington, DC has 2,644 registered patent practitioners in all: 1,995 patent attorneys and 568 patent agents.

Other registered practitioners in Washington, DC

• Michael V. Battaglia — Patent attorney, Reg. No. 64932, Rothwell Figg Ernst & Manbeck, P.C.
• William G. Battista, Jr — Patent agent, Reg. No. 37525, Kenealy Vaidya LLP
• Richard P. Bauer — Patent attorney, Reg. No. 31588, Katten Muchin Rosenman LLP
• Kurt Robert Bauer — Limited recognition, Reg. No. 902706, American University Washington College of Law
• Jon S. Baughman — Patent attorney, Reg. No. 47414, Paul Weiss Rifkind Wharton & Garrison, LLP
• Brennen P. Baylor — Patent attorney, Reg. No. 73786, McDermott Will & Schulte LLP
• John L. Beard — Patent attorney, Reg. No. 27612, Butzel Long P.C.
• George C. Beck — Patent attorney, Reg. No. 38072, Foley & Lardner, LLP

All patent attorneys and agents in Washington, DC

Patent firms in District of Columbia · Practitioners by state

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