Registered patent attorney

John W O'DonnellII

USPTO Reg. 48400

Firm

O'Donnell Law GRP PLC

Address

P O Box 8471

Burlington, VT, 05402

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John W O'Donnell

  • Is John W O'Donnell a registered patent attorney?

    Yes. John W O'Donnell is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 48400). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John W O'Donnell located?

    John W O'Donnell's office is in Burlington, Vermont (05402). Affiliated with O'Donnell Law GRP PLC.

  • What firm does John W O'Donnell work at?

    John W O'Donnell is listed as affiliated with O'Donnell Law GRP PLC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John W O'Donnell?

    John W O'Donnell's office phone (per the USPTO public roster) is 802-658-6242. 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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