% Expired Patents = 75.0

Trademarks = 1

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

John Donald Blizzard (4 out of 51 patents)

Joan McMahon (2 out of 3 patents)

Michael E Silver (1 out of 79 patents)

4 patents: Sort by Forward Citations

1. 11559715 - Antifreeze compositions (2023-01-24),

2. 11180635 - Compositions useful in preparing plastics and paints (2021-11-23),

3. 11045780 - Method of encapsulating particulate material (2021-06-29),

4. 10897895 - Thermoplastic materials having beneficial properties and processes for providing the same (2021-01-26),

Company Overview

Quadsil, Inc. is a leading provider of innovative silicone solutions for a wide range of industries including automotive, electronics, healthcare and consumer goods. With over 20 years of experience, Quadsil offers custom silicone formulations, contract manufacturing services and cutting-edge research and development capabilities to meet the unique needs of each client. Their commitment to quality and customer satisfaction has made them a trusted partner for businesses around the globe.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#22 in Midland, MI

#2,023 in Michigan

#60,641 in US

Midland, MI, United States of America

Quadsil, Inc.

Forward Citations = 0

3 inventors:

John Donald Blizzard (4 out of 51 patents)

Joan McMahon (2 out of 3 patents)

Michael E Silver (1 out of 79 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Quadsil, Inc.. Retrieved from https://idiyas.com/company/quadsil

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]