Patent Assignment
Reel/Frame 022133/0157
Assignment of Assignor's Interest
Recorded: 2009-01-21
Pages: 9
Assignors
MCCLAIN, ERIC E.
Executed: 2008-11-18
ISBELL, MATTHEW R.
Executed: 2009-01-16
OLDHAM, JACK THOMAS
Executed: 2008-11-18
THOMAS, JOHN C.
Executed: 2009-01-19
BIRD, MARC W.
Executed: 2008-11-14
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77027
Covered Property
(1)
Earth-Boring Tools Attachable to a Casing String and Methods for Their Manufacture
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.