Registered patent attorney

Brent A Chatham

USPTO Reg. 73954

Firm

Leydig, Voit & Mayer, Ltd.

Attn: Brent Chatham

Address

Two Prudential Plaza, Suite 4900

180 North Stetson Avenue

Chicago, IL, 60601-6731

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Brent A Chatham

  • Is Brent A Chatham a registered patent attorney?

    Yes. Brent A Chatham is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 73954). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Brent A Chatham located?

    Brent A Chatham's office is in Chicago, Illinois (60601-6731). Affiliated with Leydig, Voit & Mayer, Ltd..

  • What firm does Brent A Chatham work at?

    Brent A Chatham is listed as affiliated with Leydig, Voit & Mayer, Ltd. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Brent A Chatham?

    Brent A Chatham's office phone (per the USPTO public roster) is 312-616-5600. 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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