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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#1,029 in Chicago, IL
#4,391 in Illinois
#94,905 in US
Square 1 Product Development, Inc.
Forward Citations = 3
3 inventors:
Chicago, IL, United States of America
Square 1 Product Development, Inc.
% Expired Patents = 100.0
EPO Patents = 1
Forward Citations = 3
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3 inventors (with patents filed for the assignee):
Keith Alsberg (2 out of 28 patents)
Mikael Bäckström (2 out of 17 patents)
Matthew A Cowen (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Square 1 Product Development, Inc.. Retrieved from https://idiyas.com/company/square-1-product-development
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]
1 patent (EPO):
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]