Registered patent attorney

John F Brigden

USPTO Reg. 40530

Firm

Wentworth Digital

Address

520 Cotton Street

Menlo Park, CA, 94025

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John F Brigden

  • Is John F Brigden a registered patent attorney?

    Yes. John F Brigden is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 40530). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John F Brigden located?

    John F Brigden's office is in Menlo Park, California (94025). Affiliated with Wentworth Digital.

  • What firm does John F Brigden work at?

    John F Brigden is listed as affiliated with Wentworth Digital on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John F Brigden?

    John F Brigden's office phone (per the USPTO public roster) is 650-575-6280. 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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