Patent Assignment
Reel/Frame 022377/0321
Assignment of Assignor's Interest
Recorded: 2009-03-11
Pages: 3
Assignor
MILNE, ERIC LEE
Executed: 2008-04-07
Assignee
HYDRIL LLC
3000 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Property
(1)
Distributed Databases for a Well Control Drilling System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.