IP Library
Patent Attorney

Sean Andrew Johnston

Reg. No. 35910
Active
Not accepting new clients
Firm
Genentech, Inc.
Location
South San Francisco, CA 94080
Phone
650-225-3562
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Genentech, Inc.
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.