Patent Assignment
Reel/Frame 022283/0968
Assignment of Assignor's Interest
Recorded: 2009-02-19
Pages: 3
Assignee
PATHFINDER ENERGY SERVICES, INC.
15151 SOMMERMEYER ST., HOUSTON, TEXAS, 77041
Covered Property
(1)
Closed-Loop Physical Caliper Measurements and Directional Drilling Method
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.