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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#592 in Toronto
#6,024 in Canada
Marks & Clerk
Forward Citations = 14
4 inventors:
Marks & Clerk
% Expired Patents = 50.0
Forward Citations = 14
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4 inventors (with patents filed for the assignee):
Jon Liverud (1 out of 2 patents)
Arne Myrvang Gulbraar (1 out of 1 patent)
Simon Davies (1 out of 1 patent)
4. Donald Albert Morgan (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Marks & Clerk. Retrieved from https://idiyas.com/company/marks-and-clerk
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]