Patent Assignment
Reel/Frame 015448/0204
Assignment of Assignor's Interest
Recorded: 2004-12-14
Pages: 5
Assignor
SHEFFIELD, RANDOLPH J.
Executed: 2004-12-09
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property
(1)
Control Line Telemetry
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.