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 Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : EIKEN KAGAKU KABUSHIKI KAISHA
Total Assignments: 10
Assignment: 1
Reel/Frame:021393/0435   Pages: 2
Recorded: 08/14/2008
Attorney Dkt #:289280US0X PCT
Conveyance: CORPORATE ADDRESS CHANGE
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
05/01/2007
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9, TAITO, TAITO-KU
TOKYO 110-8408, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070207458
10575102
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND MAIER & NEUSTA
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:021393/0437   Pages: 2
Recorded: 08/14/2008
Attorney Dkt #:308144US0X PCT
Conveyance: CORPORATE ADDRESS CHANGE
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
05/01/2007
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9, TAITO, TAITO-KU
TOKYO 110-8408, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8043813
US20090317795
11718357
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND MAIER & NEUSTA
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:021976/0856   Pages: 10
Recorded: 10/13/2008
Attorney Dkt #:IPR/PS/NGB EIKEN
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
07/01/2008
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9 TAITO
TAITO-KU, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5474906
NONE
08216060
Correspondence name and address
COMPUTER PATENT ANNUITIES
LIBERATION HOUSE
CASTLE STREET
ST HELIER, UNITED KINGDOM JE1 1BL
Assignment: 4
Reel/Frame:021741/0101   Pages: 10
Recorded: 10/21/2008
Conveyance: CHANGE OF ADDRESS
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
07/04/2008
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9 TAITO, TAITO-KU
TOKYO, JAPAN 110-8408
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070249040
10587934
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: WILLIAM R. SCHMIDT, II, ESQ.
2033 K STREET, N.W., SUITE 800
WASHINGTON, DC 20006-1021
Assignment: 5
Reel/Frame:021348/0138   Pages: 2
Recorded: 08/05/2008
Attorney Dkt #:60076(49811)
Conveyance: CHANGE OF ADDRESS
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
07/28/2008
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9, TAITO
TAITO-KU, TOKYO 110-8408, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7595202
US20040110245
10475540
Correspondence name and address
PETER F. CORLESS
EDWARDS ANGELL PALMER & DODGE LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 6
Reel/Frame:021387/0595   Pages: 4
Recorded: 08/06/2008
Attorney Dkt #:JAO 29707, JAO 29129
Conveyance: CHANGE OF ADDRESS
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
08/06/2008
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9 TAITO, TAITO-KU
TOKYO, JAPAN
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
5443990
NONE
08122570
 
5514341
NONE
08290892
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 7
Reel/Frame:021603/0352   Pages: 7
Recorded: 09/26/2008
Attorney Dkt #:Q98616;Q108184;Q108183;
Conveyance: ASSIGNEE CHANGE OF ADDRESS
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
08/19/2008
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9
TAITO, TAITO-KU
TOKYO, JAPAN 110-8408
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
7399588
US20070099178
10561947
 
NONE
US20080047908
11597412
 
7595381
US20090092962
12136602
 
7595163
US20090117537
12136605
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
SUITE 800
WASHINGTON, DISTRICT OF COLUMBIA 20037
Assignment: 8
Reel/Frame:021428/0593   Pages: 2
Recorded: 08/22/2008
Attorney Dkt #:320178-00100
Conveyance: LETTER INFORMING PTO AND PUBLIC OF CHANGE OF ADDRESS OF ASSIGNEE
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
08/22/2008
Assignee
1
EIKEN KAGAKU KABUSHIKI KAISHA
4-19-9 TAITO
TAITO-KU
TOKYO, JAPAN 110-8408
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6375949
NONE
09029345
Correspondence name and address
ALLEN ROSE / KATTEN MUCHIN ROSENMAN LLP
2900 K STREET NW
SUITE 200
WASHINGTON, DC 20007-5118
Assignment: 9
Reel/Frame:029487/0291   Pages: 3
Recorded: 12/18/2012
Attorney Dkt #:46067-108394
Conveyance: ASSIGNOR ASSIGNS 50% TO ADVANCED LIFE SCIENCE INSTITUTE, INC.
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
12/05/2012
Assignee
1
ADVANCED LIFE SCIENCE INSTITUTE, INC.
2-10-23 MARUYAMADAI, WAKO-SHI
SAITAMA, JAPAN 3510112
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9005910
US20130230897
13640821
Correspondence name and address
STEVEN M. RITCHEY
ONE US BANK PLAZA
ST. LOUIS, MO 63101
Assignment: 10
Reel/Frame:051358/0738   Pages: 3
Recorded: 12/23/2019
Attorney Dkt #:Q127536
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
EIKEN KAGAKU KABUSHIKI KAISHA
Exec Dt:
09/12/2019
Assignee
1
OTSUKA PHARMACEUTICAL CO., LTD.
9, KANDA-TSUKASAMACHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN 1018535
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9176124
US20120064550
13318735
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20006

Search Results as of: 04/29/2024 09:18 PM
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