Patent Assignment
Reel/Frame 013450/0176
Assignment of Assignor's Interest
Recorded: 2002-10-31
Pages: 4
Assignor
GJEDEBO, JON G.
Executed: 2002-09-04
Assignee
NATIONAL OILWELL NORWAY AS
P.O. BOX 8181, N-4069 STAVANGER, NORWAY
Covered Property
(1)
Method of Drilling Sub-Sea Oil and Gas Production Wells
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 9, 2015
From: NATIONAL OILWELL NORWAY AS
To: NATIONAL OILWELL VARCO NORWAY AS
Reel/Frame 034746/0374 →
Assignment of Assignor's Interest
Jun 2, 2023
From: NATIONAL OILWELL VARCO NORWAY AS
To: NOV INTERNATIONAL HOLDINGS C.V.
Reel/Frame 064367/0415 →
Assignment of Assignor's Interest
Jun 7, 2023
From: NOV INTERNATIONAL HOLDINGS C.V.
To: GRANT PRIDECO, INC.
Reel/Frame 063888/0818 →