Matthew D. Weirich
Patent agent, USPTO registration number 84013, status Active.
- Firm
- Finnegan Henderson Farabow Garrett & Dunner L.L.P
- Location
- Washington, DC
- On the USPTO roster since
- October 2025
Matthew D. Weirich is a USPTO-registered patent agent (registration number 84013) at Finnegan Henderson Farabow Garrett & Dunner L.L.P, in Washington, DC. The registration is active on the current USPTO roster, and Matthew D. Weirich has been listed on the roster since October 2025.
Finnegan Henderson Farabow Garrett & Dunner L.L.P has 259 registered patent practitioners on the roster (215 patent attorneys and 42 patent agents), so Matthew D. Weirich works alongside 258 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
- Alan M. Billharz — Patent attorney, Reg. No. 79532, Allen & Overy LLP
- Michael D. Billok — Patent attorney, Reg. No. 55006, Gibson Dunn and Crutcher LLP
- James J. Bindseil — Patent attorney, Reg. No. 42326, Arent Fox LLP
- Jay L. Bird — Patent attorney, Reg. No. 73401, American Express Travel Related Services Company, Inc.
- John Michael Bird — Patent attorney, Reg. No. 46027, Sughrue Mion, PLLC
- Gerald H. Bjorge — Patent attorney, Reg. No. 32386, Novak Druce Connolly Bove + Quigg LLP
- Samuel E. Bliesner, PhD — Patent agent, Reg. No. 81591, Bookoff McAndrews, PLLC
- Daniel S. Block — Patent attorney, Reg. No. 68395, Sterne Kessler Goldstein & Fox
All patent attorneys and agents in Washington, DC
Patent firms in District of Columbia · Practitioners by state
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