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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
05/05/1998
Application #:
08449814
Filing Dt:
05/24/1995
Inventors:
J. THOMAS FOWLER, STEVEN S. CARROLL
Title:
APPARATUS FOR DETECTING ANOMALIES IN PIPES
Assignment: 1
Reel/Frame:
008602/0190Recorded: 07/14/1997Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/06/1994
Assignee:
8600 WEST BRYN MAWR AVE.
CHICAGO, ILLINOIS 60631
Correspondent:
LAW OFFICE OF DICK AND HARRIS
JODY L. FACTOR
181 WEST MADISON ST.
SUITE 3800
CHICAGO, IL 60602
Assignment: 2
Reel/Frame:
008608/0147Recorded: 07/16/1997Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/06/1994
Exec Dt:
05/06/1994
Assignee:
ACORN PARK
CAMBRIDGE, MASSACHUSETTS 02140
Correspondent:
LAW OFFICES OF DICK AND HARRIS
JODY L. FACTOR
181 WEST MADISON ST.
SUITE 3800
CHICAGO, ILLINOIS 60602
Assignment: 3
Reel/Frame:
017448/0282Recorded: 01/17/2006Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/05/2006
Assignee:
1700 SOUTH MOUNT PROSPECT ROAD
DE PLAINES, ILLINOIS 60018
Correspondent:
MARK E. FEJER
GAS TECHNOLOGY INSTITUTE
1700 SOUTH MOUNT PROSPECT ROAD
DES PLAINES IL 60018

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