Corrective Assignment to Correct the Omission of Second Assignor Previously Recorded on Reel 021990 Frame 0975. Assignor(S) Hereby Confirms the Assignment of Assignor's Interest..

Recorded: 2009-06-04 Pages: 9

Assignors

WINGKY, MOCHAMMAD FAISAL

Executed: 2008-12-17

CHURCH, PHILIP STUART

Executed: 2009-06-01

Assignee

300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478

Covered Property (1)

Rig Control System Architecture and Method

Patent: 8,131,510 →

Application: 12/336,577 →

Publication: US 2010/0147589

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.