Patent Assignment
Reel/Frame 019598/0431
Assignment of Assignor's Interest
Recorded: 2007-07-17
Pages: 10
Assignors
MCMECHAN, DAVID E.
Executed: 2007-07-06
HANES, ROB E., JR.
Executed: 2007-07-05
ROBB, IAN D.
Executed: 2007-07-06
WELTON, THOMAS D.
Executed: 2007-07-05
KING, KAREN L.
Executed: 2007-07-12
KING, BOBBY J.
Executed: 2007-07-12
CHATTERJI, JITE
Executed: 2007-07-12
Assignee
HALLLBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BLVD., HOUSTON, TEXAS, 77072
Covered Property
(1)
Friction Reducer Performance by Complexing Multivalent Ions in Water