Patent Agent
Amy L Hessler
Reg. No. 50310
Active
Not accepting new clients
Firm
FibroGen, Inc
FibroGen, Inc
Location
San Francisco, CA 94158
San Francisco, CA 94158
Phone
415-978-1742
415-978-1742
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.