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Patent Assignment Assignee Details
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Assignee Name : KEROS THERAPEUTICS, INC.
Total Assignments: 21
Assignment: 1
Reel/Frame:051362/0767   Pages: 4
Recorded: 12/24/2019
Attorney Dkt #:51184-003002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16348982
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 2
Reel/Frame:051362/0876   Pages: 4
Recorded: 12/24/2019
Attorney Dkt #:51184-002004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16349005
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 3
Reel/Frame:051362/0916   Pages: 4
Recorded: 12/24/2019
Attorney Dkt #:51184-002003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16348987
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 4
Reel/Frame:054207/0035   Pages: 4
Recorded: 10/29/2020
Attorney Dkt #:51184-005003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16762844
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 5
Reel/Frame:054211/0279   Pages: 4
Recorded: 10/29/2020
Attorney Dkt #:51184-007003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16924473
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 6
Reel/Frame:057893/0306   Pages: 4
Recorded: 10/25/2021
Attorney Dkt #:51184-002005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17327914
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 7
Reel/Frame:064846/0504   Pages: 4
Recorded: 09/08/2023
Attorney Dkt #:51184-010003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17237240
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 8
Reel/Frame:065596/0112   Pages: 4
Recorded: 11/17/2023
Attorney Dkt #:51184-002006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18219336
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 9
Reel/Frame:067191/0286   Pages: 4
Recorded: 04/23/2024
Attorney Dkt #:51184-007004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2019
2
Exec Dt:
12/18/2019
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18407929
Correspondence name and address
MICHAEL J. BELLIVEAU
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 10
Reel/Frame:066163/0134   Pages: 6
Recorded: 01/18/2024
Attorney Dkt #:51184-024003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/13/2020
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17238986
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 11
Reel/Frame:066163/0420   Pages: 4
Recorded: 01/18/2024
Attorney Dkt #:51184-024003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/13/2020
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17238986
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 12
Reel/Frame:054971/0352   Pages: 6
Recorded: 01/20/2021
Attorney Dkt #:51184-008004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/28/2020
2
Exec Dt:
12/28/2020
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17091500
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 13
Reel/Frame:067297/0135   Pages: 8
Recorded: 05/02/2024
Attorney Dkt #:51184-013005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/01/2021
2
Exec Dt:
03/31/2021
3
Exec Dt:
03/31/2021
4
Exec Dt:
03/31/2021
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17945299
Correspondence name and address
MICHAEL BELLIVEAU
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 14
Reel/Frame:062367/0668   Pages: 7
Recorded: 01/13/2023
Attorney Dkt #:51184-016007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/02/2021
2
Exec Dt:
04/05/2021
3
Exec Dt:
04/05/2021
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17945324
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 15
Reel/Frame:062368/0004   Pages: 7
Recorded: 01/13/2023
Attorney Dkt #:51184-020006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/02/2021
2
Exec Dt:
04/05/2021
3
Exec Dt:
04/05/2021
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17945328
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 16
Reel/Frame:056483/0440   Pages: 7
Recorded: 06/09/2021
Attorney Dkt #:51184-034WO6, -034006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/07/2021
2
Exec Dt:
05/05/2021
3
Exec Dt:
05/07/2021
Assignee
1
99 HAYDEN AVENUE
SUITE 120 (BLDG. E)
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17246577
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 17
Reel/Frame:064506/0180   Pages: 5
Recorded: 08/07/2023
Attorney Dkt #:51184-026005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/04/2021
2
Exec Dt:
10/09/2021
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18128465
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 18
Reel/Frame:064891/0244   Pages: 8
Recorded: 09/13/2023
Attorney Dkt #:51184-025005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/01/2021
2
Exec Dt:
12/01/2021
3
Exec Dt:
12/03/2021
4
Exec Dt:
12/03/2021
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18139477
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 19
Reel/Frame:065059/0143   Pages: 8
Recorded: 09/28/2023
Attorney Dkt #:51184-030006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/03/2021
2
Exec Dt:
12/06/2021
3
Exec Dt:
12/03/2021
4
Exec Dt:
12/03/2021
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18140141
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 20
Reel/Frame:064845/0910   Pages: 8
Recorded: 09/08/2023
Attorney Dkt #:51184-031007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/10/2021
2
Exec Dt:
12/13/2021
3
Exec Dt:
12/13/2021
4
Exec Dt:
12/16/2021
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18140121
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 21
Reel/Frame:067297/0238   Pages: 4
Recorded: 05/02/2024
Attorney Dkt #:51184-013005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/19/2024
Assignee
1
1050 WALTHAM STREET, SUITE 302
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17945299
Correspondence name and address
MICHAEL J. BELLIVEAU
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110

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