Patent Assignment
Reel/Frame 031246/0025
Assignment of Assignor's Interest
Recorded: 2013-09-20
Pages: 3
Assignor
KYLLINGSTAD, AGE
Executed: 2013-08-22
Assignee
NATIONAL OILWELL VARCO NORWAY AS
POSTBOKS 8181, STAVANGER, N-4069, NORWAY
Covered Property
(1)
Method and Device for Preventing a Mud Relief Valve from Incorrect Opening
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.