Registered patent attorney

John F Duffy

USPTO Reg. 40275

Firm

University of Virginia School of Law

Address

580 Massie Road

Charlottesville, VA, 22903

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John F Duffy

  • Is John F Duffy a registered patent attorney?

    Yes. John F Duffy is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 40275). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John F Duffy located?

    John F Duffy's office is in Charlottesville, Virginia (22903). Affiliated with University of Virginia School of Law.

  • What firm does John F Duffy work at?

    John F Duffy is listed as affiliated with University of Virginia School of Law on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John F Duffy?

    John F Duffy's office phone (per the USPTO public roster) is 434-243-8544. 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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