Registered patent attorney

Arthur Tan Chi Yuan

USPTO Reg. 62449

Firm

Loeb & Loeb LLP

Address

321 N Clark Street

Suite 2300

Chicago, IL, 60654

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Arthur Tan Chi Yuan

  • Is Arthur Tan Chi Yuan a registered patent attorney?

    Yes. Arthur Tan Chi Yuan is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 62449). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Arthur Tan Chi Yuan located?

    Arthur Tan Chi Yuan's office is in Chicago, Illinois (60654). Affiliated with Loeb & Loeb LLP.

  • What firm does Arthur Tan Chi Yuan work at?

    Arthur Tan Chi Yuan is listed as affiliated with Loeb & Loeb LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Arthur Tan Chi Yuan?

    Arthur Tan Chi Yuan's office phone (per the USPTO public roster) is 312-464-3152. 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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