IP Library › Assignment 034651/0132
Patent Assignment
Reel/Frame 034651/0132

Assignment of Assignor's Interest

Recorded: 2015-01-07 Pages: 3
Assignor
KUKIELKA, SLAWOMIR
Executed: 2012-07-16
Assignee
NATIONAL OILWELL NORWAY AS
SERVICEBOKS 401, KRISTIANSAND S, N-4604, NORWAY
Covered Property (1)
Internal Blow Out Preventer
Patent: 9,422,785 →
Application: 14/580,342 →
Publication: US 2015/0108377
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name May 8, 2023
From: NATIONAL OILWELL NORWAY AS
To: NATIONAL OILWELL VARCO NORWAY AS
Reel/Frame 063564/0298 →
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 →