Registered patent attorney

Shaun X. Xu

USPTO Reg. 66091

Address

1967 Hull Mountain Court

Antioch, CA, 94531

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Shaun X. Xu

  • Is Shaun X. Xu a registered patent attorney?

    Yes. Shaun X. Xu is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 66091). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Shaun X. Xu located?

    Shaun X. Xu's office is in Antioch, California (94531).

  • How do I contact Shaun X. Xu?

    Shaun X. Xu's office phone (per the USPTO public roster) is 415-652-5456. 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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