Registered patent attorney

William C. Yap

USPTO Reg. 61900

Address

833 Oceanfront Street, #1

Long Beach, NY, 11561

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Long Beach, New York

Browse all Long Beach patent attorneys →

Frequently asked

Frequently asked about William C. Yap

  • Is William C. Yap a registered patent attorney?

    Yes. William C. Yap is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 61900). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is William C. Yap located?

    William C. Yap's office is in Long Beach, New York (11561).

  • How do I contact William C. Yap?

    William C. Yap's office phone (per the USPTO public roster) is 917-518-4347. 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 17:54 EDT