IP Library Assignment 022918/0386
Patent Assignment
Reel/Frame 022918/0386

Assignment of Assignor's Interest

Recorded: 2009-07-06 Pages: 3
Assignors
CRAWFORD, MICHAEL BURL
Executed: 2009-06-16
NUNLEY, PELE JASON
Executed: 2009-06-16
FLAK, RICHARD AUGUST
Executed: 2009-06-16
Assignee
ULTERRA DRILLING TECHNOLOGY, L.P.
7601 WILL ROGERS BLVD., FORT WORTH, TEXAS, 76140
Covered Property (1)
Rotary seal arrangement for drill bits
Application: 60/834,864 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 28, 2008
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: GENERAL ELECTRIC CAPITAL CORPORATION
Reel/Frame 020571/0601 →
Assignment of Assignor's Interest Apr 7, 2009
From: CRAWFORD, MICHAEL BURL; NUNLEY, PELE JASON; FLAK, RICHARD AUGUST
To: ULTERRA DRILLING TECHNOLOGY, L.P.
Reel/Frame 022513/0567 →
Assignment of Assignor's Interest Feb 16, 2011
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: BURINTEKH USA LLC
Reel/Frame 025822/0903 →
Release of Security Interest Jun 13, 2011
From: GENERAL ELECTRIC CAPITAL CORPORATION
To: ULTERRA DRILLING TECHNOLOGIES, L.P.; ULTERRA, LP
Reel/Frame 026430/0658 →