Patent Assignment
Reel/Frame 028576/0836
Assignment of Assignor's Interest
Recorded: 2012-07-18
Pages: 4
Assignors
HUANG, TIANPING
Executed: 2009-08-03
CREWS, JAMES B.
Executed: 2009-08-03
GABRYSCH, ALLEN D.
Executed: 2009-08-03
JEFFREY, RICK M.
Executed: 2009-08-11
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Controlling Coal Fines in Coal Bed Operations
Application:
13/551,943 →
Publication:
US 2012/0283155