Patent Assignment
Reel/Frame 021295/0537
Assignment of Assignor's Interest
Recorded: 2008-07-25
Pages: 8
Assignors
SHEPPARD, MICHAEL CHARLES
Executed: 2008-05-20
JOHNSON, ASHLEY BERNARD
Executed: 2008-05-15
DOWNTON, GEOFF
Executed: 2008-05-22
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET, CAMBRIDGE, MASSACHUSETTS, 02139
Covered Property
(1)
System and Method for Directional Drilling a Borehole with a Rotary Drilling System