Calgary
Canada
4
2018-08-23
The entities that hold a legal rights for patent applications filed by inventor D'Arcy Shane:
Shane D'Arcy from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Apparatus and method for opening and closing in multiple cycles a downhole sleeve using an intervention tool
#2 | 2017-07-20WELLBORE TOOL AND METHOD
#3 | 2017-04-13Liner Hanger and Method for Installing a Wellbore Liner
#4 | 2015-02-05Liner hanger and method for installing a wellbore liner
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