Registered patent attorney

David A. Izzo

USPTO Reg. 84478

Firm

Finnegan, Henderson, Farabow, Garrett & Dunner LLP

Address

901 New York Avenue, Northwest

Washington, DC, 20001

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about David A. Izzo

  • Is David A. Izzo a registered patent attorney?

    Yes. David A. Izzo is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 84478). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is David A. Izzo located?

    David A. Izzo's office is in Washington, District of Columbia (20001). Affiliated with Finnegan, Henderson, Farabow, Garrett & Dunner LLP.

  • What firm does David A. Izzo work at?

    David A. Izzo is listed as affiliated with Finnegan, Henderson, Farabow, Garrett & Dunner LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David A. Izzo?

    David A. Izzo's office phone (per the USPTO public roster) is 202-408-4482. 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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