Registered patent attorney

Don Finkelstein

USPTO Reg. 20068

Firm

Law Offices of Don Finkelstein

Address

3858 Carson St., Ste 216

Torrance, CA, 90503

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Don Finkelstein

  • Is Don Finkelstein a registered patent attorney?

    Yes. Don Finkelstein is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 20068). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Don Finkelstein located?

    Don Finkelstein's office is in Torrance, California (90503). Affiliated with Law Offices of Don Finkelstein.

  • What firm does Don Finkelstein work at?

    Don Finkelstein is listed as affiliated with Law Offices of Don Finkelstein on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Don Finkelstein?

    Don Finkelstein's office phone (per the USPTO public roster) is 310-543-0070. 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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