Registered patent agent

Clark A Zhang

USPTO Reg. 73804

Firm

Goodwin Proctor LLP

Address

3 Embarcadero Center

San Francisco, CA, 94111

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Clark A Zhang

  • Is Clark A Zhang a registered patent attorney?

    Clark A Zhang is a registered patent agent (USPTO Registration Number 73804). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Clark A Zhang located?

    Clark A Zhang's office is in San Francisco, California (94111). Affiliated with Goodwin Proctor LLP.

  • What firm does Clark A Zhang work at?

    Clark A Zhang is listed as affiliated with Goodwin Proctor LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Clark A Zhang?

    Clark A Zhang's office phone (per the USPTO public roster) is 415-733-6244. 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.

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