Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#1,327 in San Francisco, CA
#21,008 in California
#94,841 in US
Cardspring, LLC
Forward Citations = 3
4 inventors:
San Francisco, CA, United States of America
Cardspring, LLC
% Expired Patents = 100.0
Forward Citations = 3
Loading Chart...
Loading Chart...
4 inventors (with patents filed for the assignee):
Geraud Boyer (2 out of 2 patents)
Amit Kumar (2 out of 2 patents)
Eckart Walther (2 out of 36 patents)
4. Jeffrey B Winner (2 out of 24 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cardspring, LLC. Retrieved from https://idiyas.com/company/cardspring
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]