Patent Assignment
Reel/Frame 031608/0088
Assignment of Assignor's Interest
Recorded: 2013-11-15
Pages: 3
Assignor
O'BRIEN, ROBERT S.
Executed: 2013-10-29
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Well System With Annular Space Around Casing For A Treatment Operation