Registered patent agent
Amy L Hessler
Firm
FibroGen, Inc
Address
409 Illinois Street
San Francisco, CA, 94158
US
Phone
Registered as
Registered patent agent
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Frequently asked
Frequently asked about Amy L Hessler
Is Amy L Hessler a registered patent attorney?
Amy L Hessler is a registered patent agent (USPTO Registration Number 50310). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Amy L Hessler located?
Amy L Hessler's office is in San Francisco, California (94158). Affiliated with FibroGen, Inc.
What firm does Amy L Hessler work at?
Amy L Hessler is listed as affiliated with FibroGen, Inc on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Amy L Hessler?
Amy L Hessler's office phone (per the USPTO public roster) is 415-978-1742. Verify availability and intake details directly with the firm before sending privileged materials.
Should I prepare anything before contacting a patent attorney?
Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.
Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.