Patent Assignment
Reel/Frame 037050/0983
Assignment of Assignor's Interest
Recorded: 2015-11-16
Pages: 5
Assignors
DERR, DOUG
Executed: 2014-07-21
CUTHBERT, ANDREW J.
Executed: 2014-07-21
HESS, JOE E.
Executed: 2014-07-24
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E, HOUSTON, TEXAS, 77032
Covered Property
(1)
Electromagnetic Ranging Source Suitable for Use in a Drill String