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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
08/07/2001
Application #:
09473639
Filing Dt:
12/28/1999
Inventors:
JEFFREY M. THOMPSON, DAVID L. JUNE, BARRY D. STEPHENS
Title:
ROADWAY DEICING SYSTEM
Assignment: 1
Reel/Frame:
010623/0152Recorded: 03/20/2000Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/09/2000
Exec Dt:
03/09/2000
Exec Dt:
03/09/2000
Assignee:
ONE EAST WACKER DRIVE
CHICAGO, ILLINOIS 60601
Correspondent:
BRINKS HOFER GILSON & LIONE
WILLIAM A. WEBB
P.O. BOX 10395
CHICAGO, IL 60610
Assignment: 2
Reel/Frame:
015870/0880Recorded: 10/15/2004Pages: 20
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
09/10/2004
Assignee:
50 SOUTH LASALLE STREET
CHICAGO, ILLINOIS 60675
Correspondent:
COOK, ALEX, MCFARRON, ET AL
ANDREW G. KOLOMAYETS
200 WEST ADAMS STREET
SUTIE 2850
CHICAGO, ILLINOIS 60606
Assignment: 3
Reel/Frame:
016116/0674Recorded: 06/10/2005Pages: 12
Conveyance:
REAFFIRMATION AND AMENDMENT OF PATENT SECURITY AGREEMENT
Assignor:
Exec Dt:
04/20/2005
Assignee:
135 SOUTH LASALLE STREET
CHICAGO, ILLINOIS 60603
Correspondent:
ANDREW G. KOLOMAYETS
200 WEST ADAMS STREET
SUITE 2850
CHICAGO, IL 60606
Assignment: 4
Reel/Frame:
016116/0686Recorded: 06/10/2005Pages: 9
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
04/20/2005
Assignee:
135 SOUTH LASALLE STREET
CHICAGO, ILLINOIS 60603
Correspondent:
ANDREW G. KOLOMAYETS
200 WEST ADAMS STREET
SUITE 2850
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:
024351/0925Recorded: 05/07/2010Pages: 9
Conveyance:
RELEASE OF SECURITY INTEREST IN PATENTS
Assignor:
Exec Dt:
04/30/2010
Assignee:
35 EAST WACKER DRIVE
CHICAGO, ILLINOIS 60601-2076
Correspondent:
CLINTON HUTCHINGS
WEIL, GOTSHAL & MANGES LLP
200 CRESCENT CT., SUITE 300
DALLES, TX 75201

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