skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignee Name : CENSA PHARMACEUTICALS INC.
Total Assignments: 16
Assignment: 1
Reel/Frame:056069/0973   Pages: 3
Recorded: 04/28/2021
Attorney Dkt #:51517-008004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, NEIL
Exec Dt:
06/07/2018
2
REIS, JONATHAN
Exec Dt:
06/11/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE 200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210161901
17059632
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 2
Reel/Frame:056640/0962   Pages: 3
Recorded: 06/23/2021
Attorney Dkt #:51517-004003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DANIEL E.
Exec Dt:
07/28/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11072614
US20190308975
16464771
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 3
Reel/Frame:056686/0287   Pages: 3
Recorded: 06/28/2021
Attorney Dkt #:51517-003003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DANIEL E.
Exec Dt:
07/28/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11130760
US20200010469
16464916
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 4
Reel/Frame:058136/0668   Pages: 3
Recorded: 11/17/2021
Attorney Dkt #:51517-004004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DANIEL E.
Exec Dt:
07/28/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11773097
US20210300930
17342910
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 5
Reel/Frame:058641/0422   Pages: 3
Recorded: 01/13/2022
Attorney Dkt #:51517-003004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DANIEL E.
Exec Dt:
07/28/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220081443
17486421
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 6
Reel/Frame:064963/0163   Pages: 3
Recorded: 09/20/2023
Attorney Dkt #:P1607-PCT-US-CON2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DANIEL E.
Exec Dt:
07/28/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240043426
18236095
Correspondence name and address
PTC THERAPEUTICS INC.
100 CORPORATE COURT
SOUTH PLAINFIELD, NJ 07080
Assignment: 7
Reel/Frame:056686/0271   Pages: 4
Recorded: 06/28/2021
Attorney Dkt #:51517-003003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SHIRATORI PHARMACEUTICALS CO., LTD.
Exec Dt:
08/14/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11130760
US20200010469
16464916
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 8
Reel/Frame:058641/0505   Pages: 4
Recorded: 01/13/2022
Attorney Dkt #:51517-003004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SHIRATORI PHARMACEUTICALS CO., LTD.
Exec Dt:
08/14/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220081443
17486421
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 9
Reel/Frame:047318/0484   Pages: 3
Recorded: 08/27/2018
Attorney Dkt #:51271-012003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HASEGAWA, HIROYUKI
Exec Dt:
08/15/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180078557
15823826
Correspondence name and address
CLARK&ELBING LLP
101 FEDERAL ST
15TH FLOOR
BOSTON, MA 02110
Assignment: 10
Reel/Frame:049863/0573   Pages: 3
Recorded: 07/25/2019
Attorney Dkt #:51271-012004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HASEGAWA, HIROYUKI
Exec Dt:
08/15/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11173158
US20200009145
16444396
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 11
Reel/Frame:051178/0161   Pages: 3
Recorded: 12/04/2019
Attorney Dkt #:51271-005003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEVY, DANIEL E.
Exec Dt:
09/25/2018
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11752154
US20200061070
16670362
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 12
Reel/Frame:056070/0342   Pages: 3
Recorded: 04/28/2021
Attorney Dkt #:51517-009004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, NEIL
Exec Dt:
04/04/2019
2
REIS, JONATHAN
Exec Dt:
04/04/2019
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE 200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11617752
US20210220363
17059719
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 13
Reel/Frame:064963/0448   Pages: 3
Recorded: 09/20/2023
Attorney Dkt #:P1615-PCT-US-CON1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, NEIL
Exec Dt:
04/04/2019
2
REIS, JONATHAN
Exec Dt:
04/04/2019
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230381181
18129177
Correspondence name and address
PTC THERAPEUTICS INC.
100 CORPORATE COURT
SOUTH PLAINFIELD, NJ 07080
Assignment: 14
Reel/Frame:056078/0351   Pages: 3
Recorded: 04/28/2021
Attorney Dkt #:51517-010004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVY, DANIEL E.
Exec Dt:
04/10/2019
2
SMITH, NEIL
Exec Dt:
04/04/2019
3
REIS, JONATHAN
Exec Dt:
04/04/2019
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE 200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210269443
17059887
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110
Assignment: 15
Reel/Frame:056078/0354   Pages: 4
Recorded: 04/28/2021
Attorney Dkt #:51517-010004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SHIRATORI PHARMACEUTICALS CO., LTD.
Exec Dt:
05/29/2019
Assignee
1
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE 200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210269443
17059887
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02210
Assignment: 16
Reel/Frame:049872/0676   Pages: 5
Recorded: 07/25/2019
Attorney Dkt #:51271-012004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CENSA PHARMACEUTICALS INC.
Exec Dt:
07/02/2019
Assignees
1
SHIRATORI PHARMACEUTICALS CO., LTD.
28F WBG MARIVE EAST 2-6-1 NAKASE
MIHAMA-KU, CHIBA-SHI
CHIBA, JAPAN 261-7090
2
CENSA PHARMACEUTICALS INC.
65 WILLIAM STREET
SUITE #200
WELLESLEY, MASSACHUSETTS 02481
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11173158
US20200009145
16444396
Correspondence name and address
CLARK & ELBING LLP
101 FEDERAL STREET
15TH FLOOR
BOSTON, MA 02110

Search Results as of: 05/06/2024 10:17 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT