Patent Assignment
Reel/Frame 025984/0215
Assignment of Assignor's Interest
Recorded: 2011-03-18
Pages: 5
Assignors
SENEVIRATNE, PADMASIRI DAYA
Executed: 2011-03-09
WELLS, LAWRENCE E.
Executed: 2011-03-09
BRAMAN, ARTHUR W.
Executed: 2011-03-09
FOX, PRESTON R.
Executed: 2011-03-09
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Property
(1)
Dual Ball Upper Internal Blow Out Preventer Valve