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Patent Assignment Assignor Details
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Assignor Name : SHIROTORI, SYUJI
Total Assignments: 17
Assignment: 1
Reel/Frame:028530/0112   Pages: 12
Recorded: 07/11/2012
Attorney Dkt #:41478-507001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHENG, WANJUN
Exec Dt:
05/16/2012
2
SEKI, MASASHI
Exec Dt:
05/16/2012
3
SHIROTORI, SYUJI
Exec Dt:
05/16/2012
4
KAWANO, SATOSHI
Exec Dt:
05/16/2012
Assignee
1
EISAI CO., LTD.
4-6-10, KOISHIKAWA
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8410088
US20120264734
13447007
Correspondence name and address
HEIDI A. ERLACHER
MINTZ LEVIN P.C.
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 2
Reel/Frame:029993/0148   Pages: 12
Recorded: 03/11/2013
Attorney Dkt #:41478-507001US
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT CONVEYING PARTY DATA. REMOVE WANJUN ZHEN FROM ASSIGNMENT, PREVIOUSLY RECORDED ON REEL 028530, FRAME 0112. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SEKI, MASASHI
Exec Dt:
05/16/2012
2
SHIROTORI, SYUJI
Exec Dt:
05/16/2012
3
KAWANO, SATOSHI
Exec Dt:
05/16/2012
Assignee
1
EISAI CO., LTD.
4-6-10, KOISHIKAWA
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8410088
US20120264734
13447007
Correspondence name and address
HEIDI A. ERLACHER
MINTZ LEVIN COHN FERRIS GLOVSKY
AND POPEO, P.C.
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 3
Reel/Frame:050806/0185   Pages: 7
Recorded: 10/23/2019
Attorney Dkt #:EPIZ-007C01-C07, C09
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
05/16/2012
2
SHIROTORI, SYUJI
Exec Dt:
05/16/2012
3
KAWANO, SATOSHI
Exec Dt:
05/16/2012
Assignee
1
EISAI CO., LTD.
4-6-10, KOISHIKAWA, BUNKYO-KU
TOKYO, JAPAN 112-8088
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
8765732
US20130123234
13722807
 
9090562
US20140288041
14275667
 
9549931
US20150353494
14742481
 
9522152
US20160022693
14876658
 
10155002
US20170119780
15346677
 
9855275
US20170252349
15598078
 
10420775
US20180318309
15816907
 
11052093
NONE
16660339
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 4
Reel/Frame:050806/0721   Pages: 7
Recorded: 10/23/2019
Attorney Dkt #:EPIZ-007/C08US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
05/16/2012
2
SHIROTORI, SYUJI
Exec Dt:
05/16/2012
Assignee
1
EISAI CO., LTD.
4-6-10, KOISHIKAWA, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190192526
16291800
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 5
Reel/Frame:056156/0255   Pages: 7
Recorded: 05/06/2021
Attorney Dkt #:EPIZ-007C10US 311622-2651
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
05/16/2012
2
SHIROTORI, SYUJI
Exec Dt:
05/16/2012
3
KAWANO, SATOSHI
Exec Dt:
05/16/2012
Assignee
1
EISAI CO., LTD.
4-6-10, KOISHIKAWA, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210379076
17308610
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:030589/0577   Pages: 6
Recorded: 06/11/2013
Attorney Dkt #:41478-507C01US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8765732
US20130123234
13722807
Correspondence name and address
HEIDI A. ERLACHER
MINTZ LEVIN P.C.
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 7
Reel/Frame:033888/0959   Pages: 6
Recorded: 10/06/2014
Attorney Dkt #:EPIZ-007/C02US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA
4-CHOME, BUNYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9090562
US20140288041
14275667
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 8
Reel/Frame:035898/0679   Pages: 6
Recorded: 06/24/2015
Attorney Dkt #:EPIZ-007C03US 311622-2357
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9549931
US20150353494
14742481
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE, NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 9
Reel/Frame:036783/0547   Pages: 6
Recorded: 10/13/2015
Attorney Dkt #:EPIZ-007C04US 311622-2385
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU, TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9522152
US20160022693
14876658
Correspondence name and address
COOLEY LLP, ATTN: PATENT GROUP
1299 PENNSYLVANIA AVENUE, NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 10
Reel/Frame:040266/0947   Pages: 6
Recorded: 11/09/2016
Attorney Dkt #:EPIZ-007C05US 311622-2427
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10155002
US20170119780
15346677
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE, NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 11
Reel/Frame:042423/0611   Pages: 6
Recorded: 05/18/2017
Attorney Dkt #:EPIZ-007C06US 311622-2471
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9855275
US20170252349
15598078
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 12
Reel/Frame:044180/0299   Pages: 6
Recorded: 11/20/2017
Attorney Dkt #:EPIZ-007C07US 311622-2504
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
3
KAWANO, SATOSHI
Exec Dt:
06/07/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10420775
US20180318309
15816907
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 13
Reel/Frame:048502/0246   Pages: 6
Recorded: 03/05/2019
Attorney Dkt #:EPIZ-007C08US 311622-2568
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
06/07/2013
2
SHIROTORI, SYUJI
Exec Dt:
06/10/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190192526
16291800
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 14
Reel/Frame:035411/0645   Pages: 8
Recorded: 04/15/2015
Attorney Dkt #:EPIZ-029N01US 311622-2346
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
01/16/2014
2
SHIROTORI, SYUJI
Exec Dt:
01/16/2014
3
INTANO, WATARU
Exec Dt:
01/16/2014
4
ZHENG, WANJUN
Exec Dt:
01/17/2014
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10092572
US20150284370
14435704
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 15
Reel/Frame:046779/0154   Pages: 8
Recorded: 09/04/2018
Attorney Dkt #:EPIZ-029C01US 311622-2542
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
01/16/2014
2
SHIROTORI, SYUJI
Exec Dt:
01/16/2014
3
INTANO, WATARU
Exec Dt:
01/16/2014
4
ZHENG, WANJUN
Exec Dt:
01/17/2014
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190060322
16120702
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 16
Reel/Frame:050885/0892   Pages: 8
Recorded: 10/30/2019
Attorney Dkt #:EPIZ-029/001WO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
01/16/2014
2
SHIROTORI, SYUJI
Exec Dt:
01/16/2014
3
INTANO, WATARU
Exec Dt:
01/16/2014
4
ZHENG, WANJUN
Exec Dt:
01/17/2014
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150284370
14435704
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004
Assignment: 17
Reel/Frame:053205/0345   Pages: 8
Recorded: 07/14/2020
Attorney Dkt #:EPIZ-029C02US 311622-2624
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, MASASHI
Exec Dt:
01/16/2014
2
SHIROTORI, SYUJI
Exec Dt:
01/16/2014
3
INTANO, WATARU
Exec Dt:
01/16/2014
4
ZHENG, WANJUN
Exec Dt:
01/17/2014
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11642348
US20210060027
16924962
Correspondence name and address
COOLEY LLP
1299 PENNSYLVANIA AVENUE NW
SUITE 700
WASHINGTON, DC 20004

Search Results as of: 04/27/2024 08:39 PM
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Web interface last modified: August 25, 2017 v.2.6
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