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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : CHEUNG, JOSEPHINE H.
Total Assignments: 8
Assignment: 1
Reel/Frame:007071/0787   Pages: 3
Recorded: 07/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/28/1994
2
Exec Dt:
06/30/1994
Assignee
1
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08271085
Correspondence name and address
PATREA L. PABST
SUITE 2800
1100 PEACHTREE STREET
ATLANTA, GA 30309-4530
Assignment: 2
Reel/Frame:011144/0903   Pages: 3
Recorded: 08/29/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/13/1999
Assignee
1
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09394237
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON
PATENT DEPARTMENT
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 3
Reel/Frame:011701/0179   Pages: 9
Recorded: 03/29/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/13/2001
2
Exec Dt:
03/13/2001
3
Exec Dt:
02/13/2001
4
Exec Dt:
03/16/2001
5
Exec Dt:
02/13/2001
6
Exec Dt:
03/08/2001
7
Exec Dt:
02/15/2001
8
Exec Dt:
02/09/2001
Assignee
1
62 WHITTEMORE AVENUE
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10182114
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON
62 WHITTEMORE AVENUE
PATENT DEPARTMENT
CAMBRIDGE, MA 02140
Assignment: 4
Reel/Frame:012619/0817   Pages: 4
Recorded: 02/12/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/08/2002
2
Exec Dt:
01/08/2002
3
Exec Dt:
01/08/2002
Assignee
1
PATENT DEPT., 62 WHITTEMORE AVENUE CAMBRIDGE, MA 02140
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09979773
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON
62 WHITTEMORE AVENUE
PATENT DEPARTMENT
CAMBRIDGE, MA 02140
Assignment: 5
Reel/Frame:032801/0564   Pages: 4
Recorded: 05/01/2014
Attorney Dkt #:L4070-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/16/2011
2
Exec Dt:
06/10/2011
Assignee
1
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
13825908
 
13825908
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 6
Reel/Frame:049196/0864   Pages: 5
Recorded: 05/16/2019
Attorney Dkt #:L4246-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/10/2017
2
Exec Dt:
11/10/2017
3
Exec Dt:
11/10/2017
Assignee
1
62 WHITTEMORE AVE
CAMBRIDGE, MASSACHUSETTS 02140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15809530
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE
CAMBRIDGE, MA 02140
Assignment: 7
Reel/Frame:058580/0421   Pages: 12
Recorded: 01/06/2022
Attorney Dkt #:L4247
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/19/2018
2
Exec Dt:
11/19/2018
3
Exec Dt:
11/15/2018
4
Exec Dt:
11/15/2018
5
Exec Dt:
12/11/2018
6
Exec Dt:
11/15/2018
7
Exec Dt:
11/15/2018
8
Exec Dt:
11/15/2018
9
Exec Dt:
11/15/2018
10
Exec Dt:
12/06/2018
11
Exec Dt:
11/15/2018
12
Exec Dt:
11/15/2018
13
Exec Dt:
11/16/2018
Assignee
1
62 WHITTEMORE AVE.
CAMBRIDGE, MASSACHUSETTS 02140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16465448
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE
CAMBRIDGE, MA 02140
Assignment: 8
Reel/Frame:066692/0062   Pages: 12
Recorded: 03/08/2024
Attorney Dkt #:L4247(02-02 & 02-US-C-01)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/19/2018
2
Exec Dt:
11/19/2018
3
Exec Dt:
11/15/2018
4
Exec Dt:
11/15/2018
5
Exec Dt:
11/15/2018
6
Exec Dt:
11/15/2018
7
Exec Dt:
12/11/2018
8
Exec Dt:
11/15/2018
9
Exec Dt:
11/15/2018
10
Exec Dt:
11/15/2018
11
Exec Dt:
11/15/2018
12
Exec Dt:
11/16/2018
13
Exec Dt:
12/06/2018
Assignee
1
2325 LAKEVIEW PARKWAY
ALPHARETTA, GEORGIA 30009
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
17569496
 
NONE
18583579
Correspondence name and address
SHEILA VICTOR
ARMSTRONG TEASDALE LLP
7700 FORSYTH BOULEVARD, SUITE 1800
ST. LOUIS, MO 63105

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