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USPTO Data Jan 1 1976 - Nov 10 2026
3 Patents
#297 in Montreal
#4,383 in Canada
Val-Chum L.p.
Forward Citations = 2
5 inventors:
Val-Chum L.p.
Calculating rank
% Expired Patents = 33.3
EPO Patents = 1
Forward Citations = 2
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5 inventors (with patents filed for the assignee):
Guy A Rouleau (3 out of 11 patents)
Paul Valdmanis (3 out of 3 patents)
Inge Meijer (3 out of 3 patents)
4. Pierre Drapeau (3 out of 3 patents)
5. Patrick Dion (3 out of 3 patents)
6. Guy Cloutier (8 patents)
7. Gilles Soulez (4 patents)
8. Jean Meunier (2 patents)
9. Marie-Hélène Roy-Cardinal (1 patent)
10. Eric Therasse (1 patent)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Val-Chum L.p.. Retrieved from https://idiyas.com/company/val-chum
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]