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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
Issue Dt:
08/28/2012
Application #:
13209602
Filing Dt:
08/15/2011
Publication #:
Pub Dt:
02/16/2012
Inventors:
Edward R. Howorka, Tracey Riordan
Title:
VOCALISATION OF TRADING DATA IN TRADING SYSTEMS
Assignment: 1
Reel/Frame:
058005/0422Recorded: 11/03/2021Pages: 2
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/29/2004
Assignee:
4TH FLOOR LONDON STOCK EXCHANGE
10 PATERNOSTER SQUARE
LONDON, UNITED KINGDOM EC4M 7LS
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 2
Reel/Frame:
050292/0906Recorded: 09/06/2019Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/04/2004
Exec Dt:
08/04/2004
Assignee:
20 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 3
Reel/Frame:
058005/0383Recorded: 11/03/2021Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/04/2004
Exec Dt:
08/04/2004
Assignee:
55-56 LINCOLN'S INN FIELDS
LONDON, UNITED KINGDOM WC2A 3LJ
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 4
Reel/Frame:
058561/0922Recorded: 12/21/2021Pages: 10
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME AND ADDRESS ON THE COVERSHEET PREVIOUSLY RECORDED ON REEL 050292 FRAME 0906. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors:
Exec Dt:
08/04/2004
Exec Dt:
08/04/2004
Assignee:
55-56 LINCOLN'S INN FIELDS
LONDON, UNITED KINGDOM WC2A 3LJ
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 5
Reel/Frame:
050304/0249Recorded: 09/06/2019Pages: 14
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/25/2018
Assignee:
20 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 6
Reel/Frame:
058860/0399Recorded: 11/11/2021Pages: 3
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE UPDATED OWNERSHIP BY DECLARATION PREVIOUSLY RECORDED AT REEL: 050304 FRAME: 0249. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignor:
Exec Dt:
11/11/2021
Assignee:
4TH FLOOR LONDON STOCK EXCHANGE
10 PATERNOSTER SQUARE
LONDON, UNITED KINGDOM EC4M 7LS
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603

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