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Patent Assignment Assignor Details
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Assignor Name : RANGANATHAN, ANANDAKUMAR
Total Assignments: 13
Assignment: 1
Reel/Frame:011132/0142   Pages: 4
Recorded: 08/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/08/2000
2
Exec Dt:
04/21/2000
3
Exec Dt:
04/26/2000
4
Exec Dt:
04/25/2000
Assignee
1
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09559624
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON
62 WHITTEMORE AVENUE
PATENT DEPARTMENT
CAMBRIDGE MA 02140
Assignment: 2
Reel/Frame:011835/0710   Pages: 6
Recorded: 05/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/30/2001
2
Exec Dt:
04/30/2001
3
Exec Dt:
04/30/2001
4
Exec Dt:
04/30/2001
Assignee
1
PATENT DEPT.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09843427
Correspondence name and address
W.R. GRACE & CO. - CONN.
CRAIG K. LEON
PATENT DEPARTMENT
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 3
Reel/Frame:012283/0194   Pages: 4
Recorded: 10/19/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/25/2001
2
Exec Dt:
09/25/2001
3
Exec Dt:
09/25/2001
Assignee
1
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09962830
Correspondence name and address
W.R. GRACE & CO.-CONN
CRAIG K. LEON
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 4
Reel/Frame:012864/0817   Pages: 4
Recorded: 04/19/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/17/2002
2
Exec Dt:
04/17/2002
3
Exec Dt:
04/18/2002
4
Exec Dt:
04/17/2002
5
Exec Dt:
04/17/2002
Assignee
1
1114 AVENUE OF THE AMEIRCAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10099434
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG LEON
62 WHITTEMORE AVENUE
PATENT DEPARTMENT
CAMBRIDGE, MA 02140
Assignment: 5
Reel/Frame:013801/0470   Pages: 4
Recorded: 03/03/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/28/2003
2
Exec Dt:
01/28/2003
3
Exec Dt:
01/28/2003
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10354809
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON
62 WHITTEMORE AVENUE
PATENT DEPARTMENT
CAMBRIDGE, MA 02140
Assignment: 6
Reel/Frame:017442/0806   Pages: 4
Recorded: 04/06/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/30/2006
2
Exec Dt:
03/30/2006
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11346647
Correspondence name and address
CRAIG K. LEON
PATENT DEPARTMENT
W. R. GRACE & CO. CONN.
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 7
Reel/Frame:030104/0163   Pages: 4
Recorded: 03/28/2013
Attorney Dkt #:L4058-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/01/2010
2
Exec Dt:
09/24/2010
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13434157
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 8
Reel/Frame:030456/0990   Pages: 6
Recorded: 05/21/2013
Attorney Dkt #:L4076-01 & 02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/30/2010
2
Exec Dt:
10/05/2010
3
Exec Dt:
09/30/2010
4
Exec Dt:
09/30/2010
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
13642292
 
13642292
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 9
Reel/Frame:030457/0171   Pages: 6
Recorded: 05/21/2013
Attorney Dkt #:L4075-01 & 02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/30/2010
2
Exec Dt:
10/05/2010
3
Exec Dt:
09/30/2010
4
Exec Dt:
09/30/2010
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
13642281
 
13642281
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 10
Reel/Frame:030457/0296   Pages: 6
Recorded: 05/21/2013
Attorney Dkt #:L4074-01, 02 & 03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/30/2010
2
Exec Dt:
10/05/2010
3
Exec Dt:
09/30/2010
4
Exec Dt:
09/30/2010
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
13642265
 
13642265
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 11
Reel/Frame:027890/0367   Pages: 4
Recorded: 03/20/2012
Attorney Dkt #:L3997-02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/19/2011
2
Exec Dt:
04/19/2011
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
13124977
 
13124977
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 12
Reel/Frame:037635/0518   Pages: 6
Recorded: 02/01/2016
Attorney Dkt #:L4117-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/13/2012
2
Exec Dt:
01/13/2012
3
Exec Dt:
01/13/2012
4
Exec Dt:
01/13/2012
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14353676
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 13
Reel/Frame:062508/0744   Pages: 5
Recorded: 01/25/2023
Attorney Dkt #:L4237
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/01/2018
2
Exec Dt:
06/01/2018
3
Exec Dt:
06/01/2018
Assignee
1
62 WHITTEMORE AVE.
CAMBRIDGE, MASSACHUSETTS 02140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16619792
Correspondence name and address
XIAOLEI GU
100 RESEARCH DRIVE
WILMINGTON, MA 01887

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