Registered patent attorney

Justin Y. Cho

USPTO Reg. 81941

Firm

Perkins Coie

Address

1201 3rd Avenue

Suite 4900

Seattle, WA, 98101

US

Phone

Registered as

Registered patent attorney

Other attorneys at Perkins Coie

Other patent attorneys in Seattle, Washington

Browse all Seattle patent attorneys →

Frequently asked

Frequently asked about Justin Y. Cho

  • Is Justin Y. Cho a registered patent attorney?

    Yes. Justin Y. Cho is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 81941). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Justin Y. Cho located?

    Justin Y. Cho's office is in Seattle, Washington (98101). Affiliated with Perkins Coie.

  • What firm does Justin Y. Cho work at?

    Justin Y. Cho is listed as affiliated with Perkins Coie on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Justin Y. Cho?

    Justin Y. Cho's office phone (per the USPTO public roster) is 206-359-3084. 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 17:19 EDT