Registered patent attorney

David E Olsen

USPTO Reg. 65584

Firm

Olsen Patent Law

Address

242 Keokuk Street

Petaluma, CA, 94952

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Petaluma, California

Browse all Petaluma patent attorneys →

Frequently asked

Frequently asked about David E Olsen

  • Is David E Olsen a registered patent attorney?

    Yes. David E Olsen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 65584). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is David E Olsen located?

    David E Olsen's office is in Petaluma, California (94952). Affiliated with Olsen Patent Law.

  • What firm does David E Olsen work at?

    David E Olsen is listed as affiliated with Olsen Patent Law on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David E Olsen?

    David E Olsen's office phone (per the USPTO public roster) is 408-230-5095. 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.

build 4315ed5 · 2026-05-22 22:00 EDT