Registered patent attorney

Allen Leung

USPTO Reg. 50249

Firm

Law Office of Allen M. Leung, A Professional Law Corp.

Address

4000 Barranca Parkway; Suite 250

Irvine, CA, 92604

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Irvine, California

Browse all Irvine patent attorneys →

Frequently asked

Frequently asked about Allen Leung

  • Is Allen Leung a registered patent attorney?

    Yes. Allen Leung is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 50249). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Allen Leung located?

    Allen Leung's office is in Irvine, California (92604). Affiliated with Law Office of Allen M. Leung, A Professional Law Corp..

  • What firm does Allen Leung work at?

    Allen Leung is listed as affiliated with Law Office of Allen M. Leung, A Professional Law Corp. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Allen Leung?

    Allen Leung's office phone (per the USPTO public roster) is 949-262-3282. 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 22:45 EDT