Registered patent agent

Xin Ma

USPTO Reg. 57555

Address

344 42nd Avenue

San Mateo, CA, 94403

US

Phone

Registered as

Registered patent agent

Other patent attorneys in San Mateo, California

Browse all San Mateo patent attorneys →

Frequently asked

Frequently asked about Xin Ma

  • Is Xin Ma a registered patent attorney?

    Xin Ma is a registered patent agent (USPTO Registration Number 57555). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Xin Ma located?

    Xin Ma's office is in San Mateo, California (94403).

  • How do I contact Xin Ma?

    Xin Ma's office phone (per the USPTO public roster) is 650-638-0200. 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 20:45 EDT