Patent Assignment
Reel/Frame 014357/0254
Assignment of Assignor's Interest
Recorded: 2004-02-19
Pages: 4
Assignor
PRECISION DRILLING CORPORATION
Executed: 2004-02-12
Assignee
KEY ENERGY SERVICES, INC.
400 SOUTH RIVER ROAD, NEW HOPE, PENNSYLVANIA, 18938
Covered Property
(1)
Method and System for Downhole Redirection of a Borehole
Patent:
5,439,066 →
Application:
08/266,011 →
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Collateral Assignment and Security Agmt
Oct 30, 1996
From: FLEET CEMENTERS, INC.
To: AMERICAN BANK OF TEXAS, N.A.
Reel/Frame 008194/0766 →
Assignment of Assignor's Interest
Aug 14, 2001
From: PLAINS ENERGY SERVICES LTD.
To: PRECISION DRILLING CORPORATION
Reel/Frame 012075/0927 →
Security Agreement
Aug 22, 2005
From: KEY ENERGY SERVICES, INC.
To: LEHMAN COMMERCIAL PAPER INC., AS COLLATERAL AGENT
Reel/Frame 016427/0646 →
Release of Security Interest
Jan 7, 2008
From: LEHMAN COMMERCIAL PAPER, INC.
To: KEY ENERGY SERVICES, INC.
Reel/Frame 020325/0209 →
Security Agreement
Jan 7, 2008
From: KEY ENERGY SERVICES, INC
To: BANK OF AMERICA, NA
Reel/Frame 020317/0903 →
Assignment of Assignor's Interest
Jun 10, 2010
From: KEY ENERGY SERVICES, INC.
To: KEY ENERGY SERVICES, LLC
Reel/Frame 024505/0957 →
Security Agreement
Aug 30, 2010
From: KEY ENERGY SERVICES, LLC
To: BANK OF AMERICA, N.A.
Reel/Frame 024906/0588 →
Release of Security Interest
Apr 1, 2011
From: BANK OF AMERICA, N.A.
To: KEY ENERGY SERVICES, INC.
Reel/Frame 026064/0706 →