John J. Feldhaus

Patent agent, USPTO registration number 28822, status Active.

Firm

Foley & Lardner, LLP

Location

Washington, DC

On the USPTO roster since

before May 2006

John J. Feldhaus is a USPTO-registered patent agent (registration number 28822) at Foley & Lardner, LLP, in Washington, DC. The registration is active on the current USPTO roster, and John J. Feldhaus has been listed on the roster since before May 2006.

Foley & Lardner, LLP has 184 registered patent practitioners on the roster (128 patent attorneys and 56 patent agents), so John J. Feldhaus works alongside 183 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

• Henry K. Chen — Patent attorney, Reg. No. 82100, CBP Regulations and Rulings, Office of Trade
• Clark S. Cheney — Patent attorney, Reg. No. 52731, U.S. International Trade Commission U.S. International Trade Commission
• Timothy D. Cheng — Patent attorney, Reg. No. 64472
• Lee Cheng — Patent attorney, Reg. No. 40949, Cheng Law Group, PLLC
• Soonwuk Cheong — Patent attorney, Reg. No. 62793, CL Interlectual LLC
• Randall Hale Cherry — Patent attorney, Reg. No. 51556, U.S. Environmental Protection Agency
• Christopher M. Cherry — Patent attorney, Reg. No. 65356, Buchanan Ingersoll & Rooney P.C.
• Kavitha B. Cherukuri — Patent agent, Reg. No. 67379, Morgan Lewis & Bockius LLP

All patent attorneys and agents in Washington, DC

Patent firms in District of Columbia · Practitioners by state

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