Patent Assignment
Reel/Frame 044411/0734
Assignment of Assignor's Interest
Recorded: 2017-12-15
Pages: 4
Assignor
MACKIE, DARRYL KENNETH
Executed: 2015-07-29
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property
(1)
Annulus Access Valve