Registered patent attorney

Liqing L. Sun

USPTO Reg. 75775

Firm

Law Office of Lee Sun

Address

101 Shadywood

Irvine, CA, 92620

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Liqing L. Sun

  • Is Liqing L. Sun a registered patent attorney?

    Yes. Liqing L. Sun is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 75775). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Liqing L. Sun located?

    Liqing L. Sun's office is in Irvine, California (92620). Affiliated with Law Office of Lee Sun.

  • What firm does Liqing L. Sun work at?

    Liqing L. Sun is listed as affiliated with Law Office of Lee Sun on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Liqing L. Sun?

    Liqing L. Sun's office phone (per the USPTO public roster) is 949-829-2128. 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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