Patent Agent
Joseph F Guihan
Reg. No. 73411
Active
Not accepting new clients
Firm
Treyz Law Group
Treyz Law Group
Location
San Francisco, CA 94102
San Francisco, CA 94102
Phone
415-404-6519
415-404-6519
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.