% Expired Patents = 33.3

EPO Patents = 1

Forward Citations = 4

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2 inventors (with patents filed for the assignee):

Ruairidh Andrew Cooper (3 out of 6 patents)

Richard Alvin Armell (2 out of 11 patents)

3 patents: Sort by Forward Citations

1. 9863217 - Magnetic cleaning tool (2018-01-09),

2. RE46286 - Downhole mixing tool (2017-01-23),

3. 8684086 - Downhole mixing tool (2014-04-01),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#483 in

#4,894 in United Kingdom

GB

Servwell Engineering Limited

Forward Citations = 4

2 inventors:

Ruairidh Andrew Cooper (3 out of 6 patents)

Richard Alvin Armell (2 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Servwell Engineering Limited. Retrieved from https://idiyas.com/company/servwell-engineering

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]

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]