IP Library Assignment 024315/0033
Patent Assignment
Reel/Frame 024315/0033

Assignment of Assignor's Interest

Recorded: 2010-04-30 Pages: 6
Assignors
DALSMO, JON OYSTEIN
Executed: 2010-03-30
SVENNEVIG, JAN PETTER
Executed: 2010-03-30
REPPEN, ANDREAS
Executed: 2010-04-14
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Property (1)
Method for Lift Compensation
Patent: 8,297,597 →
Application: 12/679,177 →
Publication: US 2010/0308289
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 5, 2010
From: NATIONAL OILWELL VARCO, L.P.
To: NATIONAL OILWELL VARCO NORWAY AS
Reel/Frame 024336/0961 →
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 →