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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/06/2001
Application #:
09324810
Filing Dt:
06/02/1999
Inventors:
J.CHRISTOPHER HETMANIAK, WILLIAM J. MCDONALD, GERARD T. PITTARD
Title:
DOWNHOLE BURIED UTILITY SENSING AND DATA TRANSMISSION SYSTEM AND METHOD
Assignment: 1
Reel/Frame:
015918/0657Recorded: 10/25/2004Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/13/2004
Assignee:
1700 SOUTH MOUNT PROSPECT ROAD
DES PALINES, ILLINOIS 60018-1804
Correspondent:
RICHARD A. FAGIN
P.O.> BOX 1247
RICHMOND, TEXAS 77406-1247
Assignment: 2
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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