Registered patent attorney

Caroline L Keller

USPTO Reg. 50491

Firm

Keller Patent and Trademark Law

Address

539 24th St.

Manhattan Beach, CA, 90266

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Caroline L Keller

  • Is Caroline L Keller a registered patent attorney?

    Yes. Caroline L Keller is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 50491). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Caroline L Keller located?

    Caroline L Keller's office is in Manhattan Beach, California (90266). Affiliated with Keller Patent and Trademark Law.

  • What firm does Caroline L Keller work at?

    Caroline L Keller is listed as affiliated with Keller Patent and Trademark Law on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Caroline L Keller?

    Caroline L Keller's office phone (per the USPTO public roster) is 310-372-2171. 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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