Patent Assignment
Reel/Frame 043914/0538
Assignment of Assignor's Interest
Recorded: 2017-10-20
Pages: 4
Assignor
MACDONALD, LORN SCOTT
Executed: 2015-06-09
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property
(1)
Packing Element Back-Up System Incorporating Iris Mechanism