Patent Assignment
Reel/Frame 045778/0085
Assignment of Assignor's Interest
Recorded: 2018-05-11
Pages: 6
Assignors
DEWALD, BRIAN DALE
Executed: 2017-05-05
GREENING, DOUG CHRISTIAN
Executed: 2017-05-08
GRAHAM, RYAN EDWARD
Executed: 2017-05-05
Assignee
TESCO CORPORATION
11330 CLAY ROAD, SUITE 350, HOUSTON, TEXAS, 77041
Covered Properties
(2)
Mud Saver Valve Measurement System and Method
Mud Saver Valve System and Method
Application:
62/333,694 →
Related Assignments
(1)
Other recorded transfers of the patents in this record — the chain of ownership.