IP Library Assignment 025491/0660
Patent Assignment
Reel/Frame 025491/0660

Assignment of Assignor's Interest

Recorded: 2010-12-10 Pages: 2
Assignor
KYLLINGSTAD, AGE
Executed: 2008-04-10
Assignee
NATIONAL OILWELL VARCO NORWAY AS
POSTBOKS 8181, STAVANGER, 4069, NORWAY
Covered Property (1)
Method for Reducing Cogging Torque Effects of an Electrical Permanent Magnet Machine
Patent: 8,541,968 →
Application: 12/934,182 →
Publication: US 2011/0084636
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →