skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 7
Patent #:
Issue Dt:
05/03/2011
Application #:
12020759
Filing Dt:
01/28/2008
Publication #:
Pub Dt:
05/22/2008
Inventors:
Edward R. Howorka, Vladimir Neyman, Steven Iaccheo, Neena Jain, James Shu
Title:
ARCHITECTURE FOR ANONYMOUS TRADING SYSTEM
Assignment: 1
Reel/Frame:
050355/0001Recorded: 09/12/2019Pages: 28
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
04/12/2001
Exec Dt:
03/11/2002
Exec Dt:
04/12/2001
Exec Dt:
04/06/2001
Exec Dt:
06/30/2001
Exec Dt:
04/06/2001
Exec Dt:
04/12/2001
Exec Dt:
04/04/2001
Exec Dt:
05/04/2001
Exec Dt:
04/05/2001
Exec Dt:
06/03/2001
Assignee:
2 BROADGATE
LONDON, UNITED KINGDOM EC2M 7UR
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 S. CLARK STREET, SUITE 600
CHICAGO, IL 60603
Assignment: 2
Reel/Frame:
057813/0890Recorded: 10/14/2021Pages: 23
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
04/12/2001
Exec Dt:
03/11/2002
Exec Dt:
04/12/2001
Exec Dt:
04/06/2001
Exec Dt:
06/30/2001
Exec Dt:
04/06/2001
Exec Dt:
04/12/2001
Exec Dt:
04/04/2001
Exec Dt:
05/04/2001
Exec Dt:
04/05/2001
Exec Dt:
06/03/2001
Assignee:
55-56 LINCOLNS INN FIELDS
LONDON, ENGLAND WC2A 3LJ
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 3
Reel/Frame:
057814/0313Recorded: 10/14/2021Pages: 30
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME AND ADDRESS ON THE COVER SHEET PREVIOUSLY RECORDED AT REEL: 050355 FRAME: 0001. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors:
Exec Dt:
04/12/2001
Exec Dt:
03/11/2002
Exec Dt:
04/12/2001
Exec Dt:
04/06/2001
Exec Dt:
06/30/2001
Exec Dt:
04/06/2001
Exec Dt:
04/12/2001
Exec Dt:
04/04/2001
Exec Dt:
05/04/2001
Exec Dt:
04/05/2001
Exec Dt:
06/03/2001
Assignee:
55-56 LINCOLNS INN FIELDS
LONDON, ENGLAND WC2A 3LJ
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 4
Reel/Frame:
057982/0439Recorded: 11/01/2021Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
04/12/2001
Exec Dt:
03/11/2002
Exec Dt:
04/12/2001
Exec Dt:
04/06/2001
Exec Dt:
06/30/2001
Assignee:
55-56 LINCOLNS INN FIELDS
LONDON, ENGLAND WC2A 3LJ
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 5
Reel/Frame:
057797/0823Recorded: 10/14/2021Pages: 3
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: 6
Reel/Frame:
050257/0647Recorded: 09/03/2019Pages: 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: 7
Reel/Frame:
058917/0762Recorded: 02/01/2022Pages: 3
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE DECLARATION TO UPDATE OWNERSHIP PREVIOUSLY RECORDED AT REEL: 050257 FRAME: 0647. ASSIGNOR(S) HEREBY CONFIRMS THE DECLARATION .
Assignor:
Exec Dt:
02/01/2022
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

Search Results as of: 06/16/2024 08:22 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT