IP Library › Assignment 014223/0144
Patent Assignment
Reel/Frame 014223/0144

Assignment of Assignor's Interest

Recorded: 2003-06-20 Pages: 3
Assignors
ESTES, ROY D.
Executed: 2003-06-13
CASTLE, JACK
Executed: 2003-06-13
Assignee
ROCK BIT INTERNATIONAL, L.P.
7601 WILL ROGERS BLVD., FT. WORTH, TEXAS, 76140
Covered Property (1)
Stepped Polycrystalline Diamond Compact Insert
Patent: 6,904,984 →
Application: 10/600,662 →
Related Assignments (13)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Jul 14, 2005
From: ROCKBIT INTERNATIONAL, L.P., A TEXAS LIMITED PARTNERSHIP; PDC-GEARHART INTERNATIONAL, INC., A TEXAS CORPORATION; NO-DRIFT TECH SYSTEMS, L.P., A TEXAS LIMITED PARTNERSHIP
To: PNC BANK, N.A., A NATIONAL BANKING ASSOCIATION
Reel/Frame 016263/0203 →
Assignment of Assignor's Interest Feb 28, 2008
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: GENERAL ELECTRIC CAPITAL CORPORATION
Reel/Frame 020571/0601 →
Change of Name May 16, 2011
From: ROCKBIT INTERNATIONAL, L.P.
To: ULTERRA DRILLING TECHNOLOGIES, L.P.
Reel/Frame 026286/0790 →
Release of Security Interest May 24, 2011
From: PNC BANK, NATIONAL ASSOCIATION
To: ULTERRA DRILLING TECHNOLOGIES, LP, FKA ROCKBIT INTERNATIONAL LP, SUCCESSOR BY MERGER TO PDC GEARHART INTERNATIONAL, INC.
Reel/Frame 026328/0975 →
Security Agreement Jun 10, 2011
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: JEFFERIES FINANCE LLC
Reel/Frame 026424/0972 →
Release of Security Interest Jun 13, 2011
From: GENERAL ELECTRIC CAPITAL CORPORATION
To: ULTERRA DRILLING TECHNOLOGIES, L.P.; ULTERRA, LP
Reel/Frame 026430/0658 →
Release of Security Interest Sep 4, 2012
From: ULTERRA DRILLING TECHNOLOGIES
To: JEFFERIES FINANCE LLC
Reel/Frame 028893/0490 →
Notice of Grant of Security Interest in Patents Oct 16, 2012
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 029135/0907 →
Termination and Release of Security Interest in Intellectual Property Jul 18, 2016
From: BANK OF AMERICA, N.A.
To: ULTERRA DRILLING TECHNOLOGIES, L.P.
Reel/Frame 039375/0680 →
Assignment for Security -- Patents Aug 24, 2016
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: CERBERUS BUSINESS FINANCE, LLC, AS COLLATERAL AGENT
Reel/Frame 039806/0952 →
Release of Security Interest Nov 26, 2018
From: CERBERUS BUSINESS FINANCE, LLC
To: ULTERRA DRILLING TECHNOLOGIES, L.P.
Reel/Frame 047583/0658 →
Security Interest Nov 27, 2018
From: ULTERRA DRILLING TECHNOLOGIES, L.P.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 047589/0970 →
Release of Security Interest Aug 15, 2023
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: ULTERRA DRILLING TECHNOLOGIES, L.P.
Reel/Frame 064596/0706 →