Patent Attorney Catherine A. Callahan

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:79770
Firm/Company:Faegre Drinker Biddle & Reath
Address:Indianapolis, IN 46204
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This information is obtained from searching the Internet and may be out of date or incorrect.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: Faegre Drinker Biddle & Reath LLP
Other info: LinkedIn Profile
Firm Profile
Last Updated:2026-10-21

Top Applicants

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

Applicant Count
HAMAMATSU PHOTONICS K.K. 1770
BASF SE 1638
PPG Industries Ohio, Inc. 1096
SUMITOMO ELECTRIC INDUSTRIES, LTD. 656
Google LLC 585
Cummins Inc. 529
Beijing Zitiao Network Technology Co., Ltd. 526
Merck Patent GmbH 453
Polaris Industries Inc. 446
Haier US Appliance Solutions, Inc. 325
Loading...