Patent Assignment
Reel/Frame 007107/0526
Assignment of Assignor's Interest
Recorded: 1994-08-22
Pages: 4
Assignor
ENERGY VENTURES, INC.
Executed: 1994-07-29
Assignee
EVI CHERRINGTON ENVIRONMENTAL, INC.
5 POST OAK PAK, SUITE 1760, HOUSTON, TEXAS, 77043
Covered Properties
(6)
Method and Apparatus for Horizontal Drilling
Patent:
5,074,366 →
Application:
07/541,836 →
Horizontal Well Bore System
Patent:
5,040,601 →
Application:
07/541,839 →
Method and Apparatus for Taking a Fluid Sample
Patent:
5,301,561 →
Application:
07/706,212 →
Method and Apparatus for Taking an Undisturbed Core Sample
Patent:
5,253,720 →
Application:
07/716,664 →
Underground Instrumentation Emplacement System
Patent:
5,176,207 →
Application:
07/736,396 →
Method and Apparatus for Horizontal Drilling
Patent:
5,148,875 →
Application:
07/764,778 →
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 13, 1990
From: KARLSSON, HARALDUR; JACQUES, GARY E.; HATTEN, JAMES L.; ASLAKSON, JOHN K.
To: EASTMAN CHRISTENSEN COMPANY
Reel/Frame 005397/0586 →
Assignment of Assignors Interest.
Aug 13, 1990
From: KARLSSON, HARALDUR; HATTEN, JAMES L.; ASLAKSON, JOHN K.
To: EASTMAN CHRISTENSEN COMPANY
Reel/Frame 005397/0590 →
Assignment of Assignors Interest.
Apr 11, 1991
From: EASTMAN CHRISTENSEN COMPANY, A CORP. OF DE
To: BAKER HUGHES INCORPORATED, 3900 ESSEX LANE, SUITE 1200, HOUSTON, TX A CORP. OF DE
Reel/Frame 005662/0597 →
Assignment of Assignors Interest.
Apr 15, 1991
From: EASTMAN CHRISTENSEN COMPANY, A CORP. OF DE
To: BAKER HUGHES INCORPORATED, 3900 ESSEX LANE, SUITE 1200, HOUSTON, TX, A CORP. OF DE
Reel/Frame 005670/0297 →
Assignment of Assignors Interest.
May 28, 1991
From: KARLSSON, HARALDUR
To: BAKER HUGHES INCORPORATED
Reel/Frame 005735/0454 →
Assignment of Assignors Interest.
Jun 13, 1991
From: KARLSSON, HARALDUR
To: BAKER HUGHES INCORPORATED
Reel/Frame 005798/0504 →
Assignment of Assignors Interest.
Jun 13, 1991
From: RADFORD, STEVEN R.; AUMANN, JAMES T.
To: BAKER HUGHES INCORPORATED
Reel/Frame 005798/0501 →
Assignment of Assignors Interest.
Jul 26, 1991
From: KELLER, CARL E.
To: SCIENCE & ENGINEERING, INC., A CORPORATION OF NM
Reel/Frame 005796/0243 →
Assignment of Assignors Interest.
Mar 22, 1993
From: BAKER HUGHES INCORPORATED
To: ENERGY VENTURES, INC.
Reel/Frame 006449/0557 →
Assignment of Assignors Interest.
May 3, 1993
From: SCIENCE & ENGINEERING ASSOCIATES, INC.
To: ENERGY VENTURES, INC.
Reel/Frame 006514/0437 →
Security Interest
Jul 5, 2005
From: KELLER, CARL E.
To: LOS ALAMOS NATIONAL BANK
Reel/Frame 016735/0341 →