Patent Assignment
Reel/Frame 005039/0614
Assignment of 1/2 of Assignors Interest
Recorded: 1989-02-06
Pages: 2
Assignors
MC DONALD, WILLIAM J.
Executed: 1989-01-11
MAURER, WILLIAM C.
Executed: 1989-01-11
LEITKO, CURTIS E. JR.
Executed: 1989-01-11
REHM, WILLIAM
Executed: 1989-01-11
Assignee
BECHTEL INVESTMENTS, INC.
A CORP. OF NEVADA, NEVADA
Covered Property
(1)
Controlled Directional Drilling System and Method
Patent:
4,991,668 →
Application:
07/306,050 →
Related Assignments
(10)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of 1/2 of Assignors Interest
Feb 6, 1989
From: REHM, WILLIAM A.; MC DONALD, WILLIAM J.; MAURER, WILLIAM C.; LEITKO, CURTIS E. JR.
To: MAURER ENGINEERING INC.
Reel/Frame 005039/0616 →
Assignment of Assignor's Interest
Aug 7, 1995
From: FREMONT GROUP, INC.
To: BECFIELD DRILLING SERVICES
Reel/Frame 007577/0448 →
Security Agreement
Nov 7, 1997
From: PHOENIX DRILLING SERVICES, INC., A DELAWARE CORPORATION
To: GENERAL ELECTRIC CAPITAL CORPORATION, A NEW YORK CORPORATION
Reel/Frame 008811/0883 →
Asset Purchase
Mar 9, 1998
From: BECFIELD DRILLING SERVICES
To: PHOENIX DRILLING SERVICES, INC., A CORP. OF DE
Reel/Frame 009005/0710 →
Termination of Security Interest in Patents
Mar 30, 1998
From: GENERAL ELECTRIC CAPITAL CORPORATION
To: PHOENIX DRILLING SERVICES, INC.
Reel/Frame 009052/0022 →
Assignment of Assignor's Interest
Aug 5, 1998
From: PHOENIX DRILLING SERVICES, INC.
To: BLACK WARRIOR WIRELINE CORP.
Reel/Frame 010078/0656 →
Security Interest
Feb 26, 1999
From: BLACK WARRIOR WIRELINE CORP.
To: FLEET CAPITAL CORPORATION
Reel/Frame 009781/0784 →
Assignment of Assignor's Interest
May 28, 1999
From: PHOENIX ENERGY ACQUISITION CORPOPRATION II
To: PHOENIX DRILLING SERVICES, INC.
Reel/Frame 009987/0761 →
Assignment of Assignor's Interest
May 28, 1999
From: BECFIELD DRILLING SERVICES
To: PHOENIX ENERGY ACQUISITION CORPORATION II
Reel/Frame 009996/0409 →
Release
Mar 2, 2000
From: FLEET CAPITAL CORPORATION
To: BLACK WARRIOR WIRELINE CORP.
Reel/Frame 010572/0514 →