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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/20/1994
Application #:
08127742
Filing Dt:
09/27/1993
Inventors:
DAVID S. KUPPERMAN, LEV SPEVAK
Title:
LEAK LOCATING MICROPHONE, METHOD AND SYSTEM FOR LOCATING FLUID LEAKS IN PIPES
Assignment: 1
Reel/Frame:
006720/0984Recorded: 09/27/1993Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/17/1993
Exec Dt:
09/17/1993
Assignee:
5801 SOUTH ELLIS AVENUE
CHICAGO, ILLINOIS 60637
Correspondent:
MASON, KOLEHMAINEN, RATHBURN & WYSS
JOAN PENNINGTON
SUITE 2400
300 SOUTH WACKER DRIVE
CHICAGO, IL 60606
Assignment: 2
Reel/Frame:
007570/0938Recorded: 08/02/1995Pages: 8
Conveyance:
TERMINATION, RELEASE AND REASSIGNMENT OF SECURITY INTERESTS
Assignor:
Exec Dt:
07/14/1995
Assignee:
31717 LA TIENDA DRIVE
WESTLAKE VILLAGE, CALIFORNIA 91362
Correspondent:
RAYMOND T. SUNG, ESQ.
BROBECK, PHLEGER & HARRISON
550 SOUTH HOPE STREET
LOS ANGELES, CA 90071

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