IP Library Assignment 023140/0789
Patent Assignment
Reel/Frame 023140/0789

Assignment of Assignor's Interest

Recorded: 2009-08-25 Pages: 5
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
Patent: 8,230,923 →
Application: 12/546,763 →
Publication: US 2010/0000734