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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#241 in Princeton, NJ
#4,853 in New Jersey
#136,844 in US
Educational Testing System
Forward Citations = 1
3 inventors:
Princeton, NJ, United States of America
Educational Testing System
% Expired Patents = 100.0
Forward Citations = 1
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3 inventors (with patents filed for the assignee):
Matthias Von Davier (1 out of 4 patents)
Kentaro Yamamoto (1 out of 3 patents)
Xueli Xu (1 out of 2 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Educational Testing System. Retrieved from https://idiyas.com/company/educational-testing-system
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]