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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
09/10/1985
Application #:
06409526
Filing Dt:
08/19/1982
Inventor:
JAMES L. FERGASON
Title:
METHOD AND APPARATUS FOR CONVERTING PHASE-MODULATED LIGHT TO AMPLITUDE-MODULATED LIGHT AND COMMUNICATION METHOD AND APPARATUS EMPLOYING THE SAME
Assignment: 1
Reel/Frame:
007289/0231Recorded: 01/17/1995Pages: 7
Conveyance:
SUPPLEMENTAL PATENT SECURITY AGREEMENT
Assignor:
Exec Dt:
12/19/1994
Assignee:
500 WEST MONROE
CHICAGO, ILLINOIS 60661
Correspondent:
JENKENS & GILCHRIST, P.C.
P. WESTON MUSSELMAN, JR.
1445 ROSS AVENUE, SUITE 3200
DALLAS, TX 75202-2799
Assignment: 2
Reel/Frame:
008222/0554Recorded: 01/15/1997Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/06/1995
Assignee:
1370 WILLOW ROAD
MENLO PARK, CALIFORNIA 94025
Correspondent:
GALLOP, JOHNSON & NEUMAN, L.C.
KAY R. SHERMAN
101 S. HANLEY RD.
SUITE 1600
ST. LOUIS, MO 63105
Assignment: 3
Reel/Frame:
007945/0647Recorded: 05/20/1996Pages: 9
Conveyance:
FIRST AMENDMENT TO PATENT SECURITY AGREEMENT
Assignor:
Exec Dt:
08/16/1995
Assignee:
500 WEST MONROE
CHICAGO, ILLINOIS 60661
Correspondent:
P. WESTON MUSSELMAN, JR.
1445 ROSS AVENUE
SUITE 3200
DALLAS, TEXAS 75202-2799
Assignment: 4
Reel/Frame:
008222/0901Recorded: 01/15/1997Pages: 6
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/23/1996
Assignee:
101 SOUTH HANLEY ROAD
ST. LOUIS, MISSOURI 63105
Correspondent:
GALLOP, JOHNSON & NEUMAN, L.C.
KAY R. SHERMAN
101 S. HANLEY RD.
SUITE 1600
ST. LOUIS, MO 63105
Assignment: 5
Reel/Frame:
008503/0793Recorded: 05/19/1997Pages: 6
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/23/1996
Assignee:
500 WEST MONROE
CHICAGO, ILLINOIS 60661
Correspondent:
JENKENS & GILCHRIST, P.C.
P. WESTON MUSSELMAN, JR.
1445 ROSS AVENUE, STE. 3200
DALLAS, TX 75202-2799

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