Patent Assignment
Reel/Frame 004010/0697
Assignment of Assignors Interest.
Recorded: 1982-04-26
Pages: 2
Assignors
LOCKETT, JAMES F.
Executed: 1982-03-05
SMITHER, MILES A.
Executed: 1982-03-05
JANECKA, JERRY F.
Executed: 1982-03-23
Assignee
GEOSOURCE INC
2700 SOUTH POST OAK SUITE 2000, A CORP OF DE, HOUSTON, TEXAS, 77056
Covered Property
(1)
Transducer Apparatus Utilizing Fiber Optics for Data Transmission
Patent:
4,490,606 →
Application:
06/371,782 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 16, 1989
From: G & H MANAGEMENT COMPANY
To: HALLIBURTON GEOPHYSICAL SERVICES, INC.
Reel/Frame 005252/0162 →
Change of Name November 13, 1988, Dealware
Oct 16, 1989
From: GEOSOURCE, INC.
To: G & H MANAGEMENT COMPANY
Reel/Frame 005252/0167 →
Merger
Nov 15, 1993
From: HALLIBURTON GEOPHYSICAL SERVICES, INC.
To: HALLIBURTON COMPANY
Reel/Frame 006777/0052 →
Assignment of Assignor's Interest
Mar 28, 1994
From: HALLIBURTON COMPANY
To: WESTERN ATLAS INTERNATIONAL, INC.
Reel/Frame 006970/0236 →
Assignment of Assignor's Interest
Aug 28, 1995
From: WESTERN ATLAS INTERNATIONAL, INC.
To: I/O EXPLORATION PRODUCTS, INC.
Reel/Frame 007644/0138 →
Corrected Assignment
Feb 23, 1996
From: WESTERN ATLAS INTERNATIONAL, INC.
To: I/O EXPLORATION PRODUCTS (U.S.A), INC.
Reel/Frame 007815/0841 →
Assignment of Assignor's Interest
Jun 8, 1998
From: I/O EXPLORATION PRODUCTS (U.S.A.), INC.
To: INPUT/OUTPUT, INC.
Reel/Frame 009245/0506 →