Patent Assignment
Reel/Frame 054858/0301
Corrective Assignment to Correct the Assignee Name Previously Recorded at Reel: 022053 Frame: 0744. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2020-12-28
Pages: 4
Assignor
BURNETT, GEORGE ALEXANDER
Executed: 2008-12-16
Assignee
VARCO I/P, INC.
10000 RICHMOND, HOUSTON, TEXAS, 77042
Covered Property
(1)
Shale Shakers with Cartridge Screen Assemblies
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 22, 2008
From: BURNETT, GEORGE ALEXANDER
To: VARCO I/P
Reel/Frame 022053/0744 →
Assignment of Assignor's Interest
Jan 9, 2009
From: BURNETT, GEORGE ALEXANDER
To: NATIONAL OILWELL VARCO L.P.
Reel/Frame 022088/0997 →
Merger
Jul 17, 2025
From: VARCO I/P, INC.
To: GRANT PRIDECO, INC.
Reel/Frame 071747/0694 →