Patent Assignment
Reel/Frame 029957/0481
Assignment of Assignor's Interest
Recorded: 2013-03-09
Pages: 6
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property
(1)
Valve System
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.