Registered patent attorney

Weian Zhan

USPTO Reg. 66752

Address

40 E. 9th St.

Apt. 913

Chicago, IL, 60605

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Weian Zhan

  • Is Weian Zhan a registered patent attorney?

    Yes. Weian Zhan is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 66752). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Weian Zhan located?

    Weian Zhan's office is in Chicago, Illinois (60605).

  • How do I contact Weian Zhan?

    Weian Zhan's office phone (per the USPTO public roster) is 847-298-2996. 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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