IP Library › Assignment 016207/0358
Patent Assignment
Reel/Frame 016207/0358

Assignment of Assignor's Interest

Recorded: 2005-06-30 Pages: 4
Assignors
MOE, MAGNE
Executed: 2004-09-10
KYLLINGSTAD, AGE
Executed: 2004-09-10
Assignee
NATIONAL OILWELL NORWAY AS
LAGERV. 8, STAVANGER, N-4033, NORWAY
Covered Property (1)
Valve Arrangement for Reciprocating Machinery Such as a Pump and a Compressor
Patent: 7,296,591 →
Application: 10/508,492 →
Publication: US 2005/0229975
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 →