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Patent Assignment Assignee Details
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Assignee Name : EISAI R&D MANAGEMENT CO., LTD
Total Assignments: 9
Assignment: 1
Reel/Frame:018696/0496   Pages: 3
Recorded: 12/28/2006
Attorney Dkt #:264837US0XPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
EISAI CO., LTD.
Exec Dt:
12/11/2006
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO 112-8088, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7524967
US20060004205
10521800
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:019500/0001   Pages: 11
Recorded: 06/29/2007
Attorney Dkt #:4439-4025
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
EISAI CO. LTD
Exec Dt:
06/14/2007
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
US20060165688
10510001
Correspondence name and address
DOROTHY R. AUTH (4439-4025)
3 WORLD FINANCIAL CENTER
21ST FLOOR
NEW YORK, NY 10281-2101
Assignment: 3
Reel/Frame:020883/0660   Pages: 3
Recorded: 03/25/2008
Attorney Dkt #:80267-251360
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
EISAI CO., LTD.
Exec Dt:
02/26/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
KOISHIKAWA 4-6-10
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060276510
11396621
Correspondence name and address
THOMAS G. WISEMAN
VENABLE LLP
P.O. BOX 34385
WASHINGTON, DC 20043-9998
Assignment: 4
Reel/Frame:022023/0595   Pages: 3
Recorded: 12/23/2008
Attorney Dkt #:75176-257256
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SAKAI, KAZUO
Exec Dt:
07/02/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU,
TOKYO 112-8088, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090203738
11992426
Correspondence name and address
VENABLE LLP
575 7TH STREET NW
WASHINGTON, DC 20043-9998
Assignment: 5
Reel/Frame:024437/0285   Pages: 4
Recorded: 05/25/2010
Attorney Dkt #:50623/020002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANADA, TAKAHISA
Exec Dt:
04/20/2010
2
HIBI, SHIGEKI
Exec Dt:
04/20/2010
3
MIYAZAKI, KAZUKI
Exec Dt:
05/06/2010
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
US20100256191
12744444
Correspondence name and address
SUSAN M. MICHAUD, PH.D.
CLARK & ELBING LLP
101 FEDERAL STREET
BOSTON, MA 02110
Assignment: 6
Reel/Frame:032530/0267   Pages: 4
Recorded: 03/26/2014
Attorney Dkt #:124409-12202
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEZSO, ZOLTAN
Exec Dt:
05/31/2012
2
KUMAR, PAVAN
Exec Dt:
05/31/2012
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
6-10 KOISHIKAWA
4-CHOME
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9771617
US20140378439
14128888
Correspondence name and address
MCCARTER & ENGLISH, LLP
265 FRANKLIN STREET
BOSTON, MA 02110
Assignment: 7
Reel/Frame:062650/0130   Pages: 6
Recorded: 02/10/2023
Attorney Dkt #:H0824.70242US03- EISAI
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHASHI, ISAO
Exec Dt:
10/31/2018
2
FUKUYAMA, TAKASHI
Exec Dt:
10/31/2018
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
4-6-10 KOISHIKAWA
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230128195
18058441
Correspondence name and address
PHILIP J. HAMZIK
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 8
Reel/Frame:051813/0976   Pages: 3
Recorded: 02/13/2020
Attorney Dkt #:0079857-000038
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIHARA, HIROSHI
Exec Dt:
02/07/2020
2
HATA, KATSURA
Exec Dt:
02/05/2020
3
MUTO, HIROKI
Exec Dt:
02/05/2020
4
HIRD, GEOFF
Exec Dt:
02/04/2020
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
6-10 KOISHIKAWA, 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10765633
US20200188300
16713027
Correspondence name and address
BUCHANAN INGERSOLL & ROONEY PC
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:057563/0973   Pages: 8
Recorded: 09/22/2021
Attorney Dkt #:0080171-000653
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NARAYANAN, RAJEEV
Exec Dt:
06/30/2021
2
SCOTT, ALEXANDER
Exec Dt:
09/21/2021
3
LEVIN, DAVID
Exec Dt:
07/01/2021
Assignee
1
EISAI R&D MANAGEMENT CO., LTD
6-10, KOISHIKAWA 4-CHOME BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D980431
NONE
29775758
Correspondence name and address
RALPH G. FISCHER
501 GRANT STREET
SUITE 200
PITTSBURGH, PA 15219

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