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Patent Assignment Assignor Details
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Assignor Name : KOSASA, TAKASHI
Total Assignments: 10
Assignment: 1
Reel/Frame:004921/0576   Pages: 1
Recorded: 08/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SUGIMOTO, HACHIRO
Exec Dt:
06/17/1988
2
TSUCHIYA, YUTAKA
Exec Dt:
08/11/1988
3
HIGURASHI, KUNIZOU
Exec Dt:
06/17/1988
4
KARIBE, NORIO
Exec Dt:
06/17/1988
5
IIMURA, YOUICHI
Exec Dt:
06/17/1988
6
SASAKI, ATSUSHI
Exec Dt:
06/17/1988
7
YAMANISHI, YOSHIHARU
Exec Dt:
06/17/1988
8
OGURA, HIROO
Exec Dt:
06/17/1988
9
ARAKI, SHIN
Exec Dt:
06/17/1988
10
KOSASA, TAKASHI
Exec Dt:
06/17/1988
11
KUBOTA, ATSUHIKO
Exec Dt:
06/17/1988
12
KOSASA, MICHIKO
Exec Dt:
06/17/1988
13
YAMATSU, KIYOMI
Exec Dt:
06/17/1988
Assignee
1
EISAI CO., LTD., 6-10, KOISHIKAWA 4 CHOME, BUNKYO-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4895841
NONE
07209339
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS
2026 RAMBLING RD.
KALAMAZOO, MI 49008
Assignment: 2
Reel/Frame:005750/0657   Pages: 4
Recorded: 06/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SUGIMOTO, HACHIRO
Exec Dt:
05/20/1991
2
YONAGA, MASAHIRO
Exec Dt:
05/20/1991
3
KARIBE, NORIO
Exec Dt:
05/20/1991
4
IIMURA, YOUICHI
Exec Dt:
05/20/1991
5
NAGATO, SATOSHI
Exec Dt:
05/20/1991
6
SASAKI, ATSUSHI
Exec Dt:
05/20/1991
7
YAMANISHI, YOSHIHARU
Exec Dt:
05/20/1991
8
OGURA, HIROO
Exec Dt:
05/30/1991
9
KOSASA, TAKASHI
Exec Dt:
05/20/1991
10
UCHIKOSHI, KUMI
Exec Dt:
05/20/1991
11
YAMATSU, KIYOMI
Exec Dt:
05/17/1991
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5292735
NONE
07715754
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH
301 NORTH WASHINGTON STREET
P. O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 3
Reel/Frame:010463/0846   Pages: 3
Recorded: 01/05/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKEUCHI, YOSHIO
Exec Dt:
12/07/1999
2
SHIBATA, NORIO
Exec Dt:
12/07/1999
3
SUZUKI, EMIKO
Exec Dt:
12/07/1999
4
IIMURA, YOICHI
Exec Dt:
12/09/1999
5
KOSASA, TAKASHI
Exec Dt:
12/09/1999
6
YAMANISHI, YOSHIHARU
Exec Dt:
12/09/1999
7
SUGIMOTO, HACHIRO
Exec Dt:
12/09/1999
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME
TOKYO, BUNKYO-KU, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6277866
NONE
09427635
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
MARC S. WEINER
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:012173/0422   Pages: 3
Recorded: 08/30/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIMURA, YOICHI
Exec Dt:
08/07/2001
2
KOSASA, TAKASHI
Exec Dt:
08/07/2001
3
YAMANISHI, YOSHIHARU
Exec Dt:
07/30/2001
4
SUGIMOTO, HACHIRO
Exec Dt:
08/07/2001
5
TAKECHI, YOSHIO
Exec Dt:
08/10/2001
6
SHIBATA, TETSUO
Exec Dt:
08/10/2001
7
SUZUKI, EMIKO
Exec Dt:
08/10/2001
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6677330
NONE
09914581
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
RAYMOND C. STEWART
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 5
Reel/Frame:012497/0965   Pages: 5
Recorded: 01/23/2002
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE FIFTH ASSIGNOR'S NAME, PREVIOUSLY RECORDED AT REEL 012173, FRAME 0422.
Assignors
1
IIMURA, YOICHI
Exec Dt:
08/07/2001
2
KOSASA, TAKASHI
Exec Dt:
08/07/2001
3
YAMANISHI, YOSHIHARU
Exec Dt:
07/30/2001
4
SUGIMOTO, HACHIRO
Exec Dt:
08/07/2001
5
TAKEUCHI, YOSHIO
Exec Dt:
08/10/2001
6
SHIBATA, TETSUO
Exec Dt:
08/10/2001
7
SUZUKI, EMIKO
Exec Dt:
08/10/2001
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6677330
NONE
09914581
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
RAYMOND C. STEWART
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 6
Reel/Frame:012807/0970   Pages: 3
Recorded: 02/21/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIMURA, YOICHI
Exec Dt:
02/01/2002
2
KOSASA, TAKASHI
Exec Dt:
02/01/2002
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7091218
NONE
10069073
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH, LLP
RAYMOND C. STEWART
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 7
Reel/Frame:013435/0968   Pages: 3
Recorded: 09/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIMURA, YOICHI
Exec Dt:
08/29/2002
2
KOSASA, TAKASHI
Exec Dt:
08/29/2002
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6706741
US20030069289
10221963
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
RAYMOND C. STEWART
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 8
Reel/Frame:013889/0820   Pages: 3
Recorded: 11/25/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIMURA, YOICHI
Exec Dt:
11/05/2002
2
KOSASA, TAKASHI
Exec Dt:
11/05/2002
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6906083
US20030166925
10296379
Correspondence name and address
BIRCH, STEWART
KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 9
Reel/Frame:016122/0266   Pages: 3
Recorded: 01/03/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIMURA, YOICHI
Exec Dt:
07/08/2004
2
KOSASA, TAKASHI
Exec Dt:
07/08/2004
3
YAMANISHI, YOSHIHARU
Exec Dt:
07/08/2004
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050107432
10500750
Correspondence name and address
JOHN W. BAILEY
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE RD., SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 10
Reel/Frame:016262/0705   Pages: 3
Recorded: 02/16/2005
Attorney Dkt #:0425-1147pus1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIMURA, YOICHI
Exec Dt:
11/01/2004
2
KOSASA, TAKASHI
Exec Dt:
11/01/2004
3
YAMANISHI, YOSHIHARU
Exec Dt:
11/01/2004
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA, 4-CHOME
BUNKYO-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7378425
US20050124642
10940747
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747

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