David R. Yohannan

Patent attorney, USPTO registration number 37480, status Active.

Firm

Quarles & Brady LLP

Location

Washington, DC

On the USPTO roster since

before May 2006

David R. Yohannan is a USPTO-registered patent attorney (registration number 37480) at Quarles & Brady LLP, in Washington, DC. The registration is active on the current USPTO roster, and David R. Yohannan has been listed on the roster since before May 2006.

Quarles & Brady LLP has 64 registered patent practitioners on the roster (47 patent attorneys and 16 patent agents), so David R. Yohannan works alongside 63 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

• Jaume M. Canaves — Patent attorney, Reg. No. 63929, Sterne, Kessler, Goldstein & Fox P.L.L.C.
• Bradford A. Cangro — Patent attorney, Reg. No. 58478, PV Law LLP
• Bryan J. Cannon — Patent agent, Reg. No. 72877
• Alan I. Cantor — Patent attorney, Reg. No. 28163, Nsip Law
• Linlin Cao — Patent agent, Reg. No. 77642, Baker Botts LLP
• Emma L. Capitanelli — Patent agent, Reg. No. 83158
• Katherine D. Cappaert — Patent attorney, Reg. No. 71639, Steptoe & Johnson LLP
• John M. Caracappa — Patent attorney, Reg. No. 43532, Steptoe & Johnson LLP

All patent attorneys and agents in Washington, DC

Patent firms in District of Columbia · Practitioners by state

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