IP Library › Assignment 055485/0714
Patent Assignment
Reel/Frame 055485/0714

Corrective Assignment to Correct the Assignee to Varco I/P, Inc. That Was Incorrectly Recorded as Varco I/P Previously Recorded on Reel 020141 Frame 0892. Assignor(S) Hereby Confirms the Assignment.

Recorded: 2020-12-28 Pages: 5
Assignors
SCHULTE, DAVID L., JR.
Executed: 2007-09-28
LARSON, THOMAS ROBERT
Executed: 2007-09-28
DUFILHO, PAUL WILLIAM
Executed: 2007-09-28
Assignee
VARCO I/P, INC.
10000 RICHMOND, HOUSTON, TEXAS, 77042
Covered Property (1)
Vibratory separators and screens
Patent: 8,622,220 →
Application: 11/897,975 →
Publication: US 2009/0057205
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 13, 2007
From: SCHULTE, DAVID LEE JR.; LARSON, THOMAS ROBERT; DUFILHO, PAUL WILLIAM
To: VARCO I/P
Reel/Frame 020141/0892 →
Merger Jul 17, 2025
From: VARCO I/P, INC.
To: GRANT PRIDECO, INC.
Reel/Frame 071747/0694 →