Assignment of Assignor's Interest

Recorded: 2012-03-23 Pages: 4

Assignors

MADERO, PAUL

Executed: 2012-01-20

KING, JAMES G.

Executed: 2012-01-23

FARMER, JACK D.

Executed: 2012-03-23

Assignee

BAKER HUGHES INCORPORATED

2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118

Covered Property (1)

Dual Inline Sliding Sleeve Valve

Patent: 8,800,661 →

Application: 13/345,302 →

Publication: US 2013/0175040

Related Assignments (1)

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