Registered patent attorney

Houtan Khalili-Esfahani

USPTO Reg. 41893

Firm

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Address

901 New York Avenue, NW

Washington, DC, 20001

US

Phone

Registered as

Registered patent attorney

Other attorneys at Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Other patent attorneys in Washington, District of Columbia

Browse all Washington patent attorneys →

Frequently asked

Frequently asked about Houtan Khalili-Esfahani

  • Is Houtan Khalili-Esfahani a registered patent attorney?

    Yes. Houtan Khalili-Esfahani is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 41893). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Houtan Khalili-Esfahani located?

    Houtan Khalili-Esfahani's office is in Washington, District of Columbia (20001). Affiliated with Finnegan, Henderson, Farabow, Garrett & Dunner, LLP.

  • What firm does Houtan Khalili-Esfahani work at?

    Houtan Khalili-Esfahani 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 Houtan Khalili-Esfahani?

    Houtan Khalili-Esfahani's office phone (per the USPTO public roster) is 202-408-4106. 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 18:34 EDT