Patent Assignment
Reel/Frame 025660/0504
Assignment of Assignor's Interest
Recorded: 2011-01-19
Pages: 3
Assignor
RAVENSBERGEN, JOHN EDWARD
Executed: 2010-12-17
Assignee
BAKER HUGHES INCORPORATED
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Multi-Zone Fracturing Completion
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.