Registered patent attorney

Justin D. DeAngelis

USPTO Reg. 69958

Firm

Quarles & Brady LLP

Address

300 N. LaSalle Street

Suite 4000

Chicago, IL, 60654

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Justin D. DeAngelis

  • Is Justin D. DeAngelis a registered patent attorney?

    Yes. Justin D. DeAngelis is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 69958). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Justin D. DeAngelis located?

    Justin D. DeAngelis's office is in Chicago, Illinois (60654). Affiliated with Quarles & Brady LLP.

  • What firm does Justin D. DeAngelis work at?

    Justin D. DeAngelis is listed as affiliated with Quarles & Brady LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Justin D. DeAngelis?

    Justin D. DeAngelis's office phone (per the USPTO public roster) is 312-715-5168. 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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