Patent Agent
David C Cohen
Reg. No. 43554
Active
Not accepting new clients
Firm
Cohen Patent Services
Cohen Patent Services
Location
Oakland, CA 94610
Oakland, CA 94610
Phone
510-658-3039
510-658-3039
Registration Type
AGENT
AGENT
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.