Calgary
Canada
3
2021-06-03
The entities that hold a legal rights for patent applications filed by inventor WILLIAMSON Patrick:
Patrick WILLIAMSON from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Method of fault detection and recovery in a tubing string located in a wellbore and apparatus for same
#2 | 2020-06-18RESCUE DART FOR PRE-SET FRAC PLUG AND RELATED METHODS
#3 | 2019-08-01Method of fault detection and recovery in a tubing string located in a hydrocarbon well, and apparatus for same
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