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California

Claim your California patent attorney profile

Persoona lists 9,567 United States Patent and Trademark Office (USPTO) registered patent practitioners based in California. Inventors here draft a provisional patent on Persoona, then look for a registered California attorney to review it. Claim your free listing to be the one they find.

Claim your free listingSee the California directory

A verified listing

Your USPTO registration is already in the California directory. Claim it to add a bio, photo, firm logo, fees, and practice areas.

Pre-filing leads

California founders reach you after a prior-art read and a provisional draft, so they arrive with a brief. They contact you directly and you bill them directly.

Optional top placement

Subscribe to a sponsored slot for top placement in California, where California attorney-advertising rules permit. Sponsored placement is always labeled.

California patent attorney FAQ

How many patent attorneys are listed in California?
Persoona lists 9,567 United States Patent and Trademark Office (USPTO) registered patent practitioners based in California. Each one has an indexable profile sourced from the USPTO public roster.
How do I claim my California patent attorney profile?
Find your name in the California directory and select Claim this listing, or claim directly with your USPTO registration number. Claiming is a one-time $10 verification step; the listing is free.
How do inventors in California find a patent attorney on Persoona?
Inventors run Persoona's intellectual property module to validate and draft their filing, then see a shortlist of registered California attorneys for the final review. A claimed, complete profile presents better than a bare roster listing.
Is a California patent attorney listing free?
Yes. The listing is free. Optional sponsored placement for top positioning in California is available after you claim, where California attorney-advertising rules permit.

Claim your California listing

Free listing. A one-time $10 identity-verification step confirms you are the registered practitioner.

Claim your free listing

Compliance

Persoona surfaces practitioners whose information is published by the United States Patent and Trademark Office Office of Enrollment and Discipline. Persoona is not a law firm and does not provide legal advice. Sponsored placement is labeled on every page where it appears and is gated to states whose attorney-advertising rules Persoona has reviewed.

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