Registered patent agent
Andrew C Chen
Firm
Yahoo! Inc.
Address
475 Sansome St., 9th floor
San Francisco, CA, 94111
US
Phone
Registered as
Registered patent agent
Other attorneys at Yahoo! Inc.
Other patent attorneys in San Francisco, California
- Evan K AbbaszadehUSPTO Reg. 77455
- Tom AbelesEvolve Discovery
- Michael J AdamsSquire Patton Boggs
- Bonnie M AdellZendesk, Inc.
- Michael T AdelsheimTucker Ellis, LLP
- Matthew Allan AdrianowyczWilson Sonsini Goodrich & Rosati
- Anchal AgarwalAlston & Bird LLP
- Juwon AhnCovington & Burling LLP
Frequently asked
Frequently asked about Andrew C Chen
Is Andrew C Chen a registered patent attorney?
Andrew C Chen is a registered patent agent (USPTO Registration Number 43544). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Andrew C Chen located?
Andrew C Chen's office is in San Francisco, California (94111). Affiliated with Yahoo! Inc..
What firm does Andrew C Chen work at?
Andrew C Chen is listed as affiliated with Yahoo! Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Andrew C Chen?
Andrew C Chen's office phone (per the USPTO public roster) is 415-262-7066. 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.