Patent Assignment
Reel/Frame 017674/0005
Assignment of Assignor's Interest
Recorded: 2006-05-25
Pages: 2
Assignor
MCELHINNEY, GRAHAM
Executed: 2006-01-31
Assignee
PATHFINDER ENERGY SERVICES, INC.
15151 SOMMERMEYER, HOUSTON, TEXAS, 77041
Covered Property
(1)
Method for Locating Casing Joints Using Measurement While Drilling Tool
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.