Patent Assignment
Reel/Frame 005127/0022
Security Interest
Recorded: 1989-07-03
Pages: 20
Assignor
FAIRFIELD INDUSTRIES INCORPORATED
Executed: 1989-06-26
Assignee
FIRST CITY TEXAS-HOUSTON, N.A., A NATIONAL BANKING ASSOCIATION
P.O. BOX 2557, HOUSTON, TEXAS, 77252
Covered Properties
(4)
High Resolution, Marine Seismic Stratigraphic System
Patent:
4,353,121 →
Application:
06/179,283 →
Stacked Marine Seismic Source
Patent:
4,441,174 →
Application:
06/291,269 →
Stacked Marine Seismic Source
Patent:
4,493,061 →
Application:
06/380,569 →
Instantaneous Floating Point Amplifier
Patent:
4,704,584 →
Application:
06/878,188 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 18, 1980
From: RAY CLIFFORD H.; MOORE NEIL A.
To: FAIRFIELD INDUSTRIES, INC.
Reel/Frame 003811/0298 →
Assignment of Assignors Interest.
Aug 10, 1981
From: RAY, CLIFFORD H.; MOORE, NEIL A.
To: FAIRFILED INDUSTRIES, INC.
Reel/Frame 003922/0963 →
Assignment of Assignors Interest.
May 21, 1982
From: RAY, CLIFFORD H.
To: FAIRFIELD INDUSTRIES, INC., A CORP. OF DE
Reel/Frame 004002/0022 →
Assignment of Assignor's Interest
Jul 26, 1996
From: DIGICON INC.
To: WELLS FARGO BANK (TEXAS), N.A.
Reel/Frame 008059/0820 →
Release of Security Interests and Liens in Patents
Nov 8, 1996
From: WELLS FARGO BANK, (TEXAS), N.A.
To: DIGICON, INC., N/K/A VERITAS DGC INC.
Reel/Frame 008215/0020 →