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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
Application #:
UNAVAILABLE
Filing Dt:
Inventors:
*** EXPO DATA IS NOT AVAILABLE FOR THIS RECORD ***
Title:
Assignment: 1
Reel/Frame:
005824/0501Recorded: 06/25/1991Pages: 12
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/07/1991
Assignee:
Correspondent:
ROPES & GRAY
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 2
Reel/Frame:
008040/0417Recorded: 07/23/1996Pages: 2
Conveyance:
RELEASE OF SECURITY INTEREST
Assignor:
Exec Dt:
05/07/1996
Assignee:
100 SAGAMORE HILL ROAD
PITTSBURGH, PENNSYLVANIA 15239
Correspondent:
WINSTON & STRAWN
LAURA KONRATH
35 W. WACKER , 33RD FLOOR
CHICAGO, ILLINOIS 60601
Assignment: 3
Reel/Frame:
008013/0660Recorded: 06/24/1996Pages: 80
Conveyance:
COLLATERAL ASSIGNMENT OF COPYRIGHTS, PATENTS, TRADEMARKS AND LICENSES
Assignors:
Exec Dt:
05/09/1996
Exec Dt:
05/09/1996
Exec Dt:
05/09/1996
Exec Dt:
05/09/1996
Assignee:
ONE SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
WINSTON & STRAWN
LAURA KNORATH
35 W. WACKER DRIVE
33RD FLOOR
CHICAGO, IL 60601

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