IP Library Assignment 019409/0279
Patent Assignment
Reel/Frame 019409/0279

Assignment of Assignor's Interest

Recorded: 2007-06-01 Pages: 7
Assignors
BURNETT, GEORGE ALEXANDER
Executed: 2007-05-25
CRABB, COLIN
Executed: 2007-04-30
WOOD, DAVID
Executed: 2007-02-28
SEYFFERT, KENNETH WAYNE
Executed: 2007-03-07
HERBEN, WILLIAM CHRISTIAN
Executed: 2007-03-08
MCINTOSH, JAMES MICHAEL
Executed: 2007-05-23
Assignee
VARCO I/P
10,000 RICHMOND, HOUSTON, TEXAS, 77042
Covered Property (1)
Drill Cuttings Conveyance Systems and Methods
Patent: 7,484,574 →
Application: 11/643,028 →
Publication: US 2007/0215386
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jul 17, 2025
From: VARCO I/P, INC.
To: GRANT PRIDECO, INC.
Reel/Frame 071747/0694 →