Patent Assignment
Reel/Frame 023351/0206
Assignment of Assignor's Interest
Recorded: 2009-10-09
Pages: 5
Assignors
HUANG, TIANPING
Executed: 2009-10-02
CREWS, JAMES B.
Executed: 2009-10-02
GABRYSCH, ALLEN D.
Executed: 2009-10-02
EVANS, BRIAN A.
Executed: 2009-10-02
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Methods of Gravel Packing Long Interval Wells
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.