Patent Assignment
Reel/Frame 023097/0417
Assignment of Assignor's Interest
Recorded: 2009-08-13
Pages: 7
Assignors
LI, LEIMING
Executed: 2009-07-28
LIN, LIJUN
Executed: 2009-07-30
SAMUEL, MATHEW M.
Executed: 2009-08-12
ALI, SYED
Executed: 2009-07-29
HOWARD, PAUL R.
Executed: 2009-08-03
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property
(1)
Acidic Viscosity Enhancer for Viscoelastic Surfactant Fluids