IP Library Assignment 014432/0344
Patent Assignment
Reel/Frame 014432/0344

Assignment of Assignor's Interest

Recorded: 2003-08-26 Pages: 2
Assignors
SEYFFERT, KENNETH WAYNE
Executed: 2003-07-25
HERBEN, WILLIAM CHRISTIAN
Executed: 2003-08-05
MCINTOSH, JAMES MICHAEL
Executed: 2003-08-14
Assignee
VARCO I/P INC
2000 SAM HOUSTON PARKWAY SOUTH, HOUSTON, TEXAS, 77042
Covered Property (1)
Positive Pressure Drilled Cuttings Movement Systems and Methods
Patent: 6,936,092 →
Application: 10/392,285 →
Publication: US 2004/0182605
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 →