Patent Agent Isabella L. Perlmutter

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:82036
Firm/Company:Shumaker & Sieffert, P.A.
Address:Woodbury, MN 55125
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This information is obtained from searching the Internet and may be out of date or incorrect.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: Shumaker & Sieffert | Patent Protection. Engineered.
Other info: LinkedIn Profile Not Found
Firm Profile
Last Updated:2026-08-02

Top Applicants

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

Applicant Count
QUALCOMM Incorporated 2808
Google LLC 1665
Medtronic, Inc. 1533
Juniper Networks, Inc. 1353
ROLLS-ROYCE plc 551
Honeywell International Inc. 517
Infineon Technologies AG 409
Wells Fargo Bank, N.A. 368
Cohesity, Inc. 259
Rolls-Royce North American Technologies Inc. 226
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