Patent Assignment
Reel/Frame 013803/0771
Assignment of Assignor's Interest
Recorded: 2003-02-20
Pages: 3
Assignor
YARBRO, GREGORY S.
Executed: 2003-01-31
Assignee
HALLIBURTON ENERGY SERVICES, INC.
4100 CLINTON DRIVE, HOUSTON, TEXAS, 77020
Covered Property
(1)
Downhole Tool with Ratcheting Swivel and Method