Patent Assignment
Reel/Frame 023146/0366
Assignment of Assignor's Interest
Recorded: 2009-08-26
Pages: 7
Assignors
LIN, LIJUN
Executed: 2009-08-06
LI, LEIMING
Executed: 2009-08-04
SAMUEL, MATHEW
Executed: 2009-08-12
ALI, SYED
Executed: 2009-08-04
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property
(1)
Rheology Modifier Comprising a Tetrakis(Hydroxyalkyl) Phosphonium Salt for Polymer Fluids