Patent Attorney Marcus W Hammack

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:57171
Firm/Company:Patterson & Sheridan, LLP
Address:Houston, TX 77046
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This information is obtained from searching the Internet and may be out of date or incorrect.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: Patterson + Sheridan LLP - Patterson + Sheridan
Other info: LinkedIn Profile Not Found
Firm Profile
Last Updated:2026-09-14

Top Applicants

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

Applicant Count
QUALCOMM Incorporated 6150
Applied Materials, Inc. 6010
Western Digital Technologies, Inc. 1020
Logitech Europe S.A. 178
FORUM US, INC. 173
SNAPTRACK, INC. 106
ZAZZLE INC. 77
IonQ, Inc. 63
SLT Technologies, Inc. 56
J. RAY MCDERMOTT, S.A. 45
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