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Patent Assignment Abstract of Title
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Total Assignments: 7
Patent #:
Issue Dt:
04/22/2008
Application #:
09707824
Filing Dt:
11/07/2000
Inventor:
Edward Howorka
Title:
ANONYMOUS TRADING SYSTEM WITH IMPROVED QUOTE INPUT CAPABILITIES
Assignment: 1
Reel/Frame:
050194/0273Recorded: 08/28/2019Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/19/1998
Assignee:
535 MADISON AVENUE
NEW YORK, NEW YORK 10022
Correspondent:
JAMES L. KATZ
20 S. CLARK STREET, SUITE 600
CHICAGO, IL 60603
Assignment: 2
Reel/Frame:
050214/0437Recorded: 08/29/2019Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/19/1998
Assignee:
2 BROADGATE
LONDON, UNITED KINGDOM EC2M 7UR
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 S. CLARK STREET, SUITE 600
CHICAGO, IL 60603
Assignment: 3
Reel/Frame:
058300/0285Recorded: 12/03/2021Pages: 10
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME AND ADDRESS ON THE COVER SHEET PREVIOUSLY RECORDED AT REEL: 050214 FRAME: 0437. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignor:
Exec Dt:
03/19/1998
Assignee:
535 MADISON AVENUE
24TH FLOOR
NEW YORK, NEW YORK 10022
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 4
Reel/Frame:
050194/0541Recorded: 08/28/2019Pages: 14
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/01/2018
Assignee:
20 S. WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
JAMES L. KATZ
20 S. CLARK STREET, SUITE 600
CHICAGO, IL 60603
Assignment: 5
Reel/Frame:
050234/0460Recorded: 08/29/2019Pages: 14
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/01/2018
Assignee:
20 S. WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 S. CLARK STREET, SUITE 600
CHICAGO, IL 60603
Assignment: 6
Reel/Frame:
059008/0717Recorded: 12/03/2021Pages: 3
Conveyance:
CORRECTION BY DECLARATION TO UPDATE OWNERSHIP ERRONEOUSLY MADE IN A PREVIOUSLY RECORDED DOCUMENT AT REEL 050234, FRAME 0460 THAT ERRONEOUSLY AFFECTS THE IDENTIFIED PATENT
Assignor:
Exec Dt:
12/03/2021
Assignee:
535 MADISON AVENUE
24TH FLOOR
NEW YORK, NEW YORK 10022
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 7
Reel/Frame:
059008/0720Recorded: 12/03/2021Pages: 3
Conveyance:
CORRECTION BY DECLARATION TO UPDATE OWNERSHIP ERRONEOUSLY MADE IN A PREVIOUSLY RECORDED DOCUMENT AT REEL 050194, FRAME 0541 THAT ERRONEOUSLY AFFECTS THE IDENTIFIED PATENT
Assignor:
Exec Dt:
12/03/2021
Assignee:
535 MADISON AVENUE
24TH FLOOR
NEW YORK, NEW YORK 10022
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603

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