IP Library Assignment 008281/0674
Patent Assignment
Reel/Frame 008281/0674

Assignment of Assignor's Interest

Recorded: 1996-08-02 Pages: 3
Assignors
ROBERTS, EDWIN K.
Executed: 1996-07-31
ELIZONDO, ENRIQUE
Executed: 1996-07-31
Assignee
COMPUTALOG U.S.A., INC.
500 WINSCOTT ROAD, FORT WORTH, TEXAS, 76126
Covered Property (1)
Acoustic Isolator for Acoustic Well Logging Tool
Patent: 5,728,978 →
Application: 08/691,572 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Apr 15, 2005
From: COMPUTALOG U.S.A. INC.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 016446/0385 →