Calgary
Canada
3
2015-03-05
The entities that hold a legal rights for patent applications filed by inventor Tate Barry J.:
Barry J. Tate from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
TOOLS AND METHODS USEFUL WITH WELLBORE REVERSE CIRCULATION
#2 | 2013-09-26Manipulator tool and tool catcher useful with wellbore reverse circulation
#3 | 2010-08-19Tools and methods useful with wellbore reverse circulation
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