Patent Assignment
Reel/Frame 030616/0211
Assignment of Assignor's Interest
Recorded: 2013-06-14
Pages: 7
Assignors
MCELHINNEY, GRAHAM A.
Executed: 2012-11-22
CEH, LEON
Executed: 2012-11-27
STENERSON, KENNETH
Executed: 2012-11-21
FORBES, EUAN
Executed: 2012-11-21
Assignee
PATHFINDER ENERGY SERVICES, LLC.
23500 COLONIAL PARKWAY, KATY, TEXAS, 77493
Covered Properties
(2)
At-Bit Magnetic Ranging and Surveying
At-Bit Magnetic Ranging and Surveying
Application:
61/508,732 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.