% Expired Patents = 50.0

Forward Citations = 35

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3 inventors (with patents filed for the assignee):

James O'Connor (2 out of 5 patents)

Robin L Grieve (2 out of 2 patents)

Donald L Lickei (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6642171 - Double metal cyanide catalysts containing polyglycol ether complexing agents (2003-11-04),

2. 6359101 - Preparing polyether polyols with DMC catalysts (2002-03-19),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#6 in Newington, CT

#1,783 in Connecticut

#94,905 in US

Newington, CT, United States of America

Synuthane International, Inc.

Forward Citations = 35

3 inventors:

James O'Connor (2 out of 5 patents)

Robin L Grieve (2 out of 2 patents)

Donald L Lickei (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Synuthane International, Inc.. Retrieved from https://idiyas.com/company/synuthane-international

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]