Patent Assignment
Reel/Frame 019136/0512
Assignment of Assignor's Interest
Recorded: 2007-04-09
Pages: 4
Assignors
HUANG, TIANPING
Executed: 2007-03-20
CREWS, JAMES B.
Executed: 2007-03-20
WILLINGHAM, JOHN R.
Executed: 2007-03-20
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Compositions and Methods for Water and Gas Shut-Off in Subterranean Wells with Ves Fluids
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.