David C. Cohen
Patent agent, USPTO registration number 43554, status Active.
- Firm
- Cohen Patent Services
- Location
- Oakland, CA
- On the USPTO roster since
- before May 2006
David C. Cohen is a USPTO-registered patent agent (registration number 43554) at Cohen Patent Services, in Oakland, CA. The registration is active on the current USPTO roster, and David C. Cohen has been listed on the roster since before May 2006.
Cohen Patent Services is listed with one registered practitioner on the current roster.
Oakland, CA has 105 registered patent practitioners in all: 73 patent attorneys and 32 patent agents.
Other registered practitioners in Oakland, CA
- Charles R. Cypher — Patent attorney, Reg. No. 41694, Law Office Of James R Cypher
- Michael L. Day — Patent attorney, Reg. No. 55101, Weaver Austin Villeneuve & Sampson LLP
- Kevin M. Donnelly — Patent agent, Reg. No. 61643, Weaver Austin Villeneuve & Sampson LLP
- Alex C. Fang — Patent attorney, Reg. No. 67124
- Anna L. Gavrilova — Patent agent, Reg. No. 58181, Weaver Austin Villeneuve & Sampson LLP
- Evita V. N. K. Grant — Patent agent, Reg. No. 83545, Yaaba P.C
- John F. Griffith — Patent attorney, Reg. No. 44137, Weaver Austin Villeneuve & Sampson LLP
- Brian T. Hahn — Patent attorney, Reg. No. 69069, Weaver Austin Villeneuve & Sampson LLP
All patent attorneys and agents in Oakland, CA
Patent firms in California · Practitioners by state
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