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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#53 in Glenview, IL
#6,197 in Illinois
#136,919 in US
C3 Holdings Corporation, Inc.
Forward Citations = 10
3 inventors:
Glenview, IL, United States of America
C3 Holdings Corporation, Inc.
Forward Citations = 10
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3 inventors (with patents filed for the assignee):
Robert W Sheldon (1 out of 54 patents)
Gregory J Foster (1 out of 74 patents)
Angelica Cox (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: C3 Holdings Corporation, Inc.. Retrieved from https://idiyas.com/company/c3-holdings
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]
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]
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]