Registered patent agent

John S Roberts

USPTO Reg. 36655

Firm

Medlen S. Carroll, LLP

Address

1440 Broadway

Suite 510

Oakland, CA, 94612

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about John S Roberts

  • Is John S Roberts a registered patent attorney?

    John S Roberts is a registered patent agent (USPTO Registration Number 36655). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is John S Roberts located?

    John S Roberts's office is in Oakland, California (94612). Affiliated with Medlen S. Carroll, LLP.

  • What firm does John S Roberts work at?

    John S Roberts is listed as affiliated with Medlen S. Carroll, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John S Roberts?

    John S Roberts's office phone (per the USPTO public roster) is 415-957-5935. 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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