Yisun Song

Patent attorney, USPTO registration number 44487, status Active.

Firm

Hunton and Williams

Location

Washington, DC

On the USPTO roster since

before May 2006

Yisun Song is a USPTO-registered patent attorney (registration number 44487) at Hunton and Williams, in Washington, DC. The registration is active on the current USPTO roster, and Yisun Song has been listed on the roster since before May 2006.

Hunton and Williams has 2 registered patent practitioners on the roster (2 patent attorneys), so Yisun Song works alongside 1 other registered practitioner 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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