% Expired Patents = 50.0

Trademarks = 2

Forward Citations = 11

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3 inventors (with patents filed for the assignee):

Malcolm S Penman (1 out of 2 patents)

Carolyn J Schroeder (1 out of 1 patent)

Hans E Haas (1 out of 13 patents)

2 patents: Sort by Forward Citations

1. 11130924 - Silicone lubricant (2021-09-28),

2. 8231944 - Method of using silicone coating composition as a tire shine (2012-07-31),

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USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#29 in Waukegan, IL

#4,388 in Illinois

#94,841 in US

Waukegan, IL, United States of America

Ab Specialty Silicones, LLC

Forward Citations = 11

3 inventors:

Malcolm S Penman (1 out of 2 patents)

Carolyn J Schroeder (1 out of 1 patent)

Hans E Haas (1 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ab Specialty Silicones, LLC. Retrieved from https://idiyas.com/company/ab-specialty-silicones

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]