Registered patent attorney

Keith D Parr

USPTO Reg. 33322

Firm

Buchanan Ingersoll & Rooney PC

Address

150 N. Riverside Plaza

Suite 2800

Chicago, IL, 60606

US

Phone

Registered as

Registered patent attorney

Other attorneys at Buchanan Ingersoll & Rooney PC

Other patent attorneys in Chicago, Illinois

Browse all Chicago patent attorneys →

Frequently asked

Frequently asked about Keith D Parr

  • Is Keith D Parr a registered patent attorney?

    Yes. Keith D Parr is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 33322). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Keith D Parr located?

    Keith D Parr's office is in Chicago, Illinois (60606). Affiliated with Buchanan Ingersoll & Rooney PC.

  • What firm does Keith D Parr work at?

    Keith D Parr is listed as affiliated with Buchanan Ingersoll & Rooney PC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Keith D Parr?

    Keith D Parr's office phone (per the USPTO public roster) is 312-261-8733. 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.

build 4315ed5 · 2026-05-22 20:45 EDT