IP Library › Assignment 009987/0761
Patent Assignment
Reel/Frame 009987/0761

Assignment of Assignor's Interest

Recorded: 1999-05-28 Pages: 6
Assignor
Assignee
PHOENIX DRILLING SERVICES, INC.
SUITE 270, 1400 BROADFIELD, HOUSTON, TEXAS, 77084
Covered Properties (2)
Tool for Drilling Curved Sections of Well Holes
Patent: 4,442,908 →
Application: 06/281,334 →
Controlled Directional Drilling System and Method
Patent: 4,991,668 →
Application: 07/306,050 →
Related Assignments (16)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Oct 13, 1981
From: STEENBOCK, ARNO
To: PREUSSAG AKTIENGESELLSCHAFT, 1000 BERLIN, 3000 HANNOVER, GERMANY
Reel/Frame 003915/0401 →
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 1/2 of Assignors Interest Feb 6, 1989
From: MC DONALD, WILLIAM J.; MAURER, WILLIAM C.; LEITKO, CURTIS E. JR.; REHM, WILLIAM
To: BECHTEL INVESTMENTS, INC.
Reel/Frame 005039/0614 →
Assignment of Assignor's Interest Mar 4, 1994
From: PREUSSAG AKTIENGESELLSCHAFT
To: BECFIELD DRILLING SERVICES
Reel/Frame 006889/0346 →
Assignment of Assignor's Interest May 2, 1994
From: PREUSSAG AKTIENGESELLSCHAFT
To: BECFIELD DRILLING SERVICES
Reel/Frame 006973/0522 →
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: BECFIELD DRILLING SERVICES
To: PHOENIX ENERGY ACQUISITION CORPORATION II
Reel/Frame 009996/0409 →
Security Agreement Feb 2, 2000
From: BLACK WARRIOR WIRELINE CORP.
To: COAST BUSINESS CREDIT
Reel/Frame 010557/0078 →
Release Mar 2, 2000
From: FLEET CAPITAL CORPORATION
To: BLACK WARRIOR WIRELINE CORP.
Reel/Frame 010572/0514 →
Security Agreement Sep 17, 2001
From: BLACK WARRIOR WIRELINE CORP.
To: GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT
Reel/Frame 011958/0442 →
Release of Patent Assignment and Security Interest Sep 24, 2001
From: COAST BUSINESS CREDIT
To: BLACK WARRIOR WIRELINE CORP.
Reel/Frame 012002/0587 →