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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#74 in Aberdeen
#6,532 in United Kingdom
T R Oil Services Limited
Forward Citations = 95
4 inventors:
T R Oil Services Limited
% Expired Patents = 100.0
Forward Citations = 95
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4 inventors (with patents filed for the assignee):
Stephen Mark Heath (1 out of 3 patents)
Hugh Malcolm Bourne (1 out of 1 patent)
James Charles Morgan (1 out of 7 patents)
4. Alistair Manson Gunn (1 out of 2 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: T R Oil Services Limited. Retrieved from https://idiyas.com/company/t-r-oil-services
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]