Registered patent attorney

Ping Cao

USPTO Reg. 62816

Address

145 Fringetree Drive

West Chester, PA, 19380

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Ping Cao

  • Is Ping Cao a registered patent attorney?

    Yes. Ping Cao is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 62816). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Ping Cao located?

    Ping Cao's office is in West Chester, Pennsylvania (19380).

  • How do I contact Ping Cao?

    Ping Cao's office phone (per the USPTO public roster) is 610-724-8299. 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.

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