Patent Assignment
Reel/Frame 053604/0362
Assignment of Assignor's Interest
Recorded: 2020-08-26
Pages: 3
Assignor
WESTGARTH, RICHARD MATTHEW
Executed: 2018-12-11
Assignee
NATIONAL OILWELL VARCO UK LIMITED
MARTIN STREET, AUDENSHAW, MANCHESTER, M34 5JA, UNITED KINGDOM
Covered Property
(1)
Lockable Connection Between Tubular Members
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 5, 2023
From: WESTGARTH, RICHARD MATTHEW
To: NATIONAL OILWELL VARCO UK LIMITED
Reel/Frame 063226/0243 →
Assignment of Assignor's Interest
Jun 7, 2023
From: NATIONAL OILWELL VARCO UK LIMITED
To: NOV INTERNATIONAL HOLDINGS C.V.
Reel/Frame 063888/0932 →
Assignment of Assignor's Interest
Jun 9, 2023
From: NOV INTERNATIONAL HOLDINGS C.V.
To: GRANT PRIDECO, INC.
Reel/Frame 063955/0691 →