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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#381 in Vancouver
#6,019 in Canada
Cesl Limited
Forward Citations = 1
6 inventors:
Cesl Limited
% Expired Patents = 50.0
CIPO Patents = 2
EPO Patents = 2
Forward Citations = 1
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6 inventors (with patents filed for the assignee):
David L Jones (2 out of 20 patents)
Tannice Marie McCoy (1 out of 1 patent)
Keith Edward Mayhew (1 out of 1 patent)
4. Keith Raymond Barnard (1 out of 1 patent)
5. Wensheng Zhang (1 out of 1 patent)
6. Chu Yong Cheng (1 out of 3 patents)
7. Susan Karen Stocker (1 patent)
8. Rachel Moore (0 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cesl Limited. Retrieved from https://idiyas.com/company/cesl
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]
2 patents (CIPO):
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]
2 patents (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]