IP Library › Assignment 026419/0300
Patent Assignment
Reel/Frame 026419/0300

Assignment of Assignor's Interest

Recorded: 2011-06-09 Pages: 2
Assignor
PEDERSEN, JAN ERIK
Executed: 2008-11-11
Assignee
NATIONAL OILWELL NORWAY AS
SERVICEBOKS 401, KRISTIANSAND S, 4604, NORWAY
Covered Property (1)
Mouse Hole Damper Device
Patent: 8,844,688 →
Application: 13/126,729 →
Publication: US 2011/0233017
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 25, 2014
From: NATIONAL OILWELL NORWAY AS
To: NATIONAL OILWELL VARCO NORWAY AS
Reel/Frame 034455/0125 →
Change of Name Nov 25, 2014
From: NATIONAL OILWELL NORWAY AS
To: NATIONAL OILWELL VARCO NORWAY AS
Reel/Frame 034455/0155 →
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 →