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Patent Assignment Assignor Details
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Assignor Name : CONGREVE, DANIEL N.
Total Assignments: 7
Assignment: 1
Reel/Frame:032277/0367   Pages: 6
Recorded: 02/24/2014
Attorney Dkt #:M0925.70389WO00 & US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/23/2014
2
Exec Dt:
01/23/2014
3
Exec Dt:
01/23/2014
Assignee
1
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14096657
Correspondence name and address
KAREN V. MARTIN
WOLF GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 2
Reel/Frame:039352/0361   Pages: 20
Recorded: 08/05/2016
Attorney Dkt #:M0925.70432US01_WO00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/27/2016
2
Exec Dt:
06/27/2016
3
Exec Dt:
04/29/2016
4
Exec Dt:
04/27/2016
5
Exec Dt:
04/27/2016
6
Exec Dt:
04/27/2016
7
Exec Dt:
04/27/2016
Assignee
1
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15045011
Correspondence name and address
TANI CHEN
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 3
Reel/Frame:039355/0065   Pages: 20
Recorded: 08/05/2016
Attorney Dkt #:M0925.70441US01_WO00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/27/2016
2
Exec Dt:
04/27/2016
3
Exec Dt:
06/27/2016
4
Exec Dt:
04/29/2016
5
Exec Dt:
04/27/2016
6
Exec Dt:
04/27/2016
7
Exec Dt:
04/27/2016
Assignee
1
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15045028
Correspondence name and address
TANI CHEN
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 4
Reel/Frame:052466/0086   Pages: 3
Recorded: 04/22/2020
Attorney Dkt #:101879.000094 / CU18169
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
06/19/2019
Assignee
1
17 QUINCY STREET
CAMBRIDGE, MASSACHUSETTS 02138
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16351370
Correspondence name and address
BAKERHOSTETLER
2929 ARCH STREET
12TH FLOOR
PHILADELPHIA, PA 19104
Assignment: 5
Reel/Frame:057585/0877   Pages: 14
Recorded: 09/24/2021
Attorney Dkt #:H0498.70681US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/24/2020
2
Exec Dt:
01/23/2020
3
Exec Dt:
03/27/2020
4
Exec Dt:
03/11/2020
Assignee
1
17 QUINCY STREET
CAMBRIDGE, MASSACHUSETTS 02138
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17296769
Correspondence name and address
TANI CHEN
WOLF, GREENFIELD & SACKS, PC
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 6
Reel/Frame:059144/0089   Pages: 6
Recorded: 03/02/2022
Attorney Dkt #:H0498.70699US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2020
2
Exec Dt:
09/17/2020
Assignee
1
17 QUINCY STREET
CAMBRIDGE, MASSACHUSETTS 02138
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17618988
Correspondence name and address
TANI CHEN
WOLF, GREENFIELD & SACKS, PC
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 7
Reel/Frame:063270/0432   Pages: 17
Recorded: 04/07/2023
Attorney Dkt #:Q3D005US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/06/2021
2
Exec Dt:
12/07/2021
3
Exec Dt:
12/13/2021
4
Exec Dt:
12/07/2021
Assignee
1
SCHRAFFT'S CITY CENTER
529 MAIN STREET, SUITE 605
CHARLESTOWN, MASSACHUSETTS 02129
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18073702
Correspondence name and address
MARTHA ANN FINNEGAN
QUADRATIC 3D, INC.
SCHRAFFT'S CITY CENTER, 529 MAIN ST., SUITE 605
CHARLESTOWN, MA 02129

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