Patent Attorney Thomas R Fitzsimons

USPTO Data

USPTO data is frequently out of date. You can update your information at the USPTO OED website.

Reg. No.:40607
Firm/Company:Greer Burns and Crain, Ltd.
Address:Chicago, IL 60606
Last Updated:2026-10-02

Public Data

This information is obtained from searching the Internet and may be out of date or incorrect.

Firm/Company: Greer, Burns & Crain, Ltd – An intellectual property law firm.
Other info: LinkedIn Profile Not Found
Firm Profile
Last Updated:2026-08-23

Top Applicants

This practitioner has been affiliated with the following applicants over the past 10 years.

Applicant Count
The Board of Trustees of the Leland Stanford Junior University 12
The Regents of the University of California 4
LAWRENCE BERKELEY NATIONAL LABORATORY 3
THE SCRIPPS RESEARCH INSTITUTE 1
BITMARK, INC. 1
Chenming Chang 1
U.S. GOVERNMENT AS REPRESENTED BY THE DEPARTMENT OF VETERANS AFFAIRS 1
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