IP Library › Assignment 009987/0743
Patent Assignment
Reel/Frame 009987/0743

Assignment of Assignor's Interest

Recorded: 1999-05-28 Pages: 5
Assignor
Assignee
PHOENIX DRILLING SERVICES, INC.
A DELAWARE CORPORATION, 1400 BROADFIELD, SUITE 270, HOUSTON, TEXAS, 77084
Covered Properties (2)
Directional Well Control
Patent: 4,938,298 →
Application: 07/315,882 →
Horizontal Drilling Method and Apparatus
Patent: 5,042,597 →
Application: 07/598,583 →
Related Assignments (7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Apr 10, 1989
From: REHM, WILLIAM A.
To: BECFIELD HORIZONTAL DRILLING SERVICES COMPANY, 10903 METRONOME HOUSTON, TX 77043
Reel/Frame 005062/0318 →
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 5, 1998
From: BECFELD HORIZONTAL DRILLING SERVICES CO.
To: PHOENIX DRILLING SERVICES, INC., A DELAWARE CORPORATION
Reel/Frame 009005/0621 →
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 009781/0912 →
Security Interest Feb 26, 1999
From: BLACK WARRIOR WIRELINE CORP.
To: FLEET CAPITAL CORPORATION
Reel/Frame 009781/0784 →
Release Mar 2, 2000
From: FLEET CAPITAL CORPORATION
To: BLACK WARRIOR WIRELINE CORP.
Reel/Frame 010572/0514 →