IP Library
Patent Agent

Joseph F Guihan

Reg. No. 73411
Active
Not accepting new clients
Firm
Treyz Law Group
Location
San Francisco, CA 94102
Phone
415-404-6519
Registration Type
AGENT
Roster
USPTO OED FY25
Search their patent cases → All cases at Treyz Law Group
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.