Registered patent attorney

John Joseph McGuirk

USPTO Reg. 36865

Firm

Rakoczy Mollno Mazzochi Siwik

Address

6 West Hubbard, 5th Floor

Chicago, IL, 60654

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John Joseph McGuirk

  • Is John Joseph McGuirk a registered patent attorney?

    Yes. John Joseph McGuirk is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 36865). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John Joseph McGuirk located?

    John Joseph McGuirk's office is in Chicago, Illinois (60654). Affiliated with Rakoczy Mollno Mazzochi Siwik.

  • What firm does John Joseph McGuirk work at?

    John Joseph McGuirk is listed as affiliated with Rakoczy Mollno Mazzochi Siwik on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John Joseph McGuirk?

    John Joseph McGuirk's office phone (per the USPTO public roster) is 312-222-6309. 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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