Registered patent attorney

Brian Walter Leonard

USPTO Reg. 61105

Address

3012 NW 133rd St

Vancouver, WA, 98685-2371

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Brian Walter Leonard

  • Is Brian Walter Leonard a registered patent attorney?

    Yes. Brian Walter Leonard is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 61105). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Brian Walter Leonard located?

    Brian Walter Leonard's office is in Vancouver, Washington (98685-2371).

  • How do I contact Brian Walter Leonard?

    Brian Walter Leonard's office phone (per the USPTO public roster) is 503-504-3878. 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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