Patent Assignment
Reel/Frame 020836/0156
Assignment of Assignor's Interest
Recorded: 2008-04-22
Pages: 3
Assignor
DROCHON, BRUNO
Executed: 2007-12-27
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE,, SUGAR LAND, TEXAS, 77478
Covered Property
(1)
Rheology Modifier for Cement Slurries