Patent Attorney Douglas D Zhang

USPTO Data

USPTO data is frequently out of date.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

Reg. No.:37985
Firm/Company:Ziegler IP Law Group, LLC.
Address:Fairfield, CT 06825
Last Updated:2026-07-13

Public Data

This information is obtained from searching the Internet and may be out of date or incorrect.

Firm/Company: Home | GZIPLaw - Live
Other info: LinkedIn Profile
Firm Profile
Last Updated:2026-08-19

Top Applicants

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

Applicant Count
Varjo Technologies Oy 242
TC1 LLC 160
Innoplexus AG 112
General Electric Company 85
Supercell Oy 80
Distance Technologies Oy 60
Elisa Oyj 45
Pixieray Oy 40
Guill Tool & Engineering Co., Inc. 39
Pat McGrath Cosmetics LLC 35
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