Registered patent attorney

John Chau

USPTO Reg. 63965

Firm

Honigman Miller Schwartz & Cohn LLP

Address

39400 Woodward Ave # 101

Bloomfield Hills, MI, 48304

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Bloomfield Hills, Michigan

Browse all Bloomfield Hills patent attorneys →

Frequently asked

Frequently asked about John Chau

  • Is John Chau a registered patent attorney?

    Yes. John Chau is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 63965). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John Chau located?

    John Chau's office is in Bloomfield Hills, Michigan (48304). Affiliated with Honigman Miller Schwartz & Cohn LLP.

  • What firm does John Chau work at?

    John Chau is listed as affiliated with Honigman Miller Schwartz & Cohn LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John Chau?

    John Chau's office phone (per the USPTO public roster) is 248-566-8300. 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 15:20 EDT