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Patent Assignment Assignee Details
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Assignee Name : MARKETAXESS HOLDINGS INC.
Total Assignments: 17
Assignment: 1
Reel/Frame:021293/0295   Pages: 4
Recorded: 07/25/2008
Attorney Dkt #:1497210.125 US3
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/28/2002
Assignee
1
140 BROADWAY
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10672379
Correspondence name and address
IRAH H. DONNER
399 PARK AVENUE
WILMER CUTLER PICKERING HALE AND DORR
NEW YORK, NY 10022
Assignment: 2
Reel/Frame:021475/0451   Pages: 4
Recorded: 09/03/2008
Attorney Dkt #:1497210.129 US2
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/28/2002
Assignee
1
140 BROADWAY
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10001921
Correspondence name and address
IRAH H. DONNER
399 PARK AVENUE
WILMER CUTLER PICKERING HALE AND DORR
NEW YORK, NY 10022
Assignment: 3
Reel/Frame:017019/0794   Pages: 4
Recorded: 11/15/2005
Attorney Dkt #:1497210.122us3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/19/2002
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/25/2002
Assignee
1
140 BROADWAY, 42ND FLOOR
NY, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10778993
Correspondence name and address
WILMER CUTLER PICKERING HALE ET AL.
399 PARK AVENUE
NEW YORK, NY 10022
Assignment: 4
Reel/Frame:012763/0940   Pages: 4
Recorded: 04/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2002
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/19/2002
Assignee
1
140 BROADWAY, 42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10026359
Correspondence name and address
BROWN RAYSMAN MILLSTEIN FELDER ET AL
RALPH F. HOPPIN
900 3RD AVE.
NEW YORK, NY 10022
Assignment: 5
Reel/Frame:012766/0128   Pages: 4
Recorded: 04/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2002
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/19/2002
Assignee
1
140 BROADWAY, 42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10026358
Correspondence name and address
BROWN RAYSMAN MILLSTEIN FELDER, ET AL.
RALPH F. HOPPIN
900 THIRD AVENUE
NEW YORK, NY 10022
Assignment: 6
Reel/Frame:022603/0885   Pages: 5
Recorded: 04/28/2009
Attorney Dkt #:1497210.123 US3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2002
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/19/2002
Assignee
1
140 BROADWAY, 42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12431039
Correspondence name and address
IRAH H. DONNER
399 PARK AVENUE
WILMER CUTLER PICKERING HALE AND DORR
NEW YORK, NY 10022
Assignment: 7
Reel/Frame:025359/0920   Pages: 5
Recorded: 11/15/2010
Attorney Dkt #:MAX-004C2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2002
2
Exec Dt:
03/20/2002
Assignee
1
140 BROADWAY
42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12555110
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 8
Reel/Frame:027049/0119   Pages: 4
Recorded: 10/12/2011
Attorney Dkt #:MAX-004C2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2002
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/19/2002
Assignee
1
140 BROADWAY
42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12555110
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 9
Reel/Frame:028246/0908   Pages: 7
Recorded: 05/22/2012
Attorney Dkt #:MAX-004C2CP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2002
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/19/2002
4
Exec Dt:
06/10/2011
Assignee
1
299 PARK AVENUE
10TH FLOOR
NEW YORK, NEW YORK 10171
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13476608
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 10
Reel/Frame:025360/0053   Pages: 6
Recorded: 11/15/2010
Attorney Dkt #:MAX-005C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/26/2003
2
Exec Dt:
09/26/2003
3
Exec Dt:
09/26/2003
4
Exec Dt:
09/26/2003
Assignee
1
140 BROADWAY
42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12200391
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 11
Reel/Frame:017019/0851   Pages: 4
Recorded: 11/15/2005
Attorney Dkt #:1497210.123US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2005
2
Exec Dt:
03/20/2002
3
Exec Dt:
03/19/2005
Assignee
1
140 BROADWAY, 42ND FLOOR
NY, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10779082
Correspondence name and address
WILMER CUTLER PICKERING HALE AND DORR
399 PARK AVENUE
NEW YORK, NY 10022
Assignment: 12
Reel/Frame:017570/0357   Pages: 3
Recorded: 05/02/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/04/2006
Assignee
1
140 BROADWAY, 42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11341509
Correspondence name and address
IRAH H. DONNER
WILMER CUTLER PICKERING HALE ET AL
399 PARK AVENUE
NEW YORK, NEW YORK 10022
Assignment: 13
Reel/Frame:017787/0134   Pages: 3
Recorded: 06/13/2006
Attorney Dkt #:1497210.126 US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/04/2006
Assignee
1
140 BROADWAY, 42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11341309
Correspondence name and address
IRAH H. DONNER
WILMER CUTLER PICKERING HALE
AND DORR LLP
399 PARK AVENUE
NEW YORK, NY 10022
Assignment: 14
Reel/Frame:020681/0255   Pages: 8
Recorded: 03/20/2008
Attorney Dkt #:1497210.128 US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/20/2008
2
Exec Dt:
02/07/2008
3
Exec Dt:
02/12/2008
4
Exec Dt:
02/06/2008
5
Exec Dt:
02/06/2008
Assignee
1
140 BROADWAY
42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11899775
Correspondence name and address
IRAH H. DONNER
399 PARK AVENUE
WILMER CUTLER PICKERING HALE AND DORR
NEW YORK, NY 10022
Assignment: 15
Reel/Frame:025359/0852   Pages: 6
Recorded: 11/15/2010
Attorney Dkt #:MAX-008B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/30/2009
2
Exec Dt:
11/24/2009
3
Exec Dt:
11/24/2009
Assignee
1
140 BROADWAY
42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12698540
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 16
Reel/Frame:025359/0879   Pages: 6
Recorded: 11/15/2010
Attorney Dkt #:MAX-008A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/30/2009
2
Exec Dt:
11/24/2009
3
Exec Dt:
11/24/2009
Assignee
1
140 BROADWAY
42ND FLOOR
NEW YORK, NEW YORK 10005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12698758
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 17
Reel/Frame:051224/0387   Pages: 5
Recorded: 12/10/2019
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/06/2019
Assignee
1
55 HUDSON YARDS
NEW YORK, NEW YORK 10001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13622468
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110

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