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 : SEZUME, TADASHI
Total Assignments: 8
Assignment: 1
Reel/Frame:004401/0931   Pages: 2
Recorded: 05/20/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
INOUE, HIROSHI
Exec Dt:
06/17/1983
2
SEZUME, TADASHI
Exec Dt:
06/17/1983
3
ISOI, MASAAKI
Exec Dt:
06/17/1983
4
IWANAMI, KUNIO
Exec Dt:
06/17/1983
5
SEI, KAZUO
Exec Dt:
06/17/1983
Assignee
1
TOA NENRYO KOGYO K.K.
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4528329
NONE
06490640
Correspondence name and address
EXXON CHEMICAL COMPANY
P. O. BOX 5200
BAYTOWN, TX 77522
FLORHAM PARK, NJ 07932
Assignment: 2
Reel/Frame:004524/0920   Pages: 1
Recorded: 03/10/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
INOUE, HIROSHI
Exec Dt:
06/17/1983
2
SEZUME, TADASHI
Exec Dt:
06/17/1983
3
SEI, KAZUO
Exec Dt:
06/17/1983
Assignee
1
TOA NENRYO KOGYO, K.K.
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4592960
NONE
06723998
Correspondence name and address
EXXON CHEMICAL COMPANY
ATTN: ROBERT L. GRAHAM
P. O. BOX 5200
BAYTOWN, TX 77522
Assignment: 3
Reel/Frame:004953/0685   Pages: 2
Recorded: 09/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FUJITA, YUUJI
Exec Dt:
09/02/1988
2
SEZUME, TADASHI
Exec Dt:
09/02/1988
3
KITANO, KITSUSHO
Exec Dt:
09/02/1988
4
NARUKAWA, KIYOTADA
Exec Dt:
09/02/1988
5
MIKAMI, TAKASHI
Exec Dt:
09/02/1988
6
KAWAMURA, TETSUYA
Exec Dt:
09/02/1988
7
SATO, SHIGERU
Exec Dt:
09/02/1988
8
NISHIO, TAKEYOSHI
Exec Dt:
09/02/1988
9
YOKOI, TOSHIO
Exec Dt:
09/02/1988
10
NOMURA, TAKAO
Exec Dt:
09/02/1988
Assignee
1
TONEN SEKIYUKAGAKU KABUSHIKI KAISHA, 1-1, TSUKIJI 4-CHOME, CHUO-KU, TOKYO, JAPAN A CORP. OF JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5021504
NONE
07247015
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW,
GARRETT AND DUNNER
1775 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:005283/0709   Pages: 2
Recorded: 04/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SEZUME, TADASHI
Exec Dt:
03/27/1990
2
KOBAYASHI, AKIRA
Exec Dt:
03/27/1990
3
MURATA, MASAHIDE
Exec Dt:
03/27/1990
4
OGATA, MAYAKO
Exec Dt:
03/27/1990
5
OHSAWA, MASAHIRO
Exec Dt:
03/27/1990
6
MIKAMI, TAKASHI
Exec Dt:
03/27/1990
Assignee
1
TONEN SEKIYUKAGAKU KABUSHIKI KAISHA
1-1, TSUKIJI 4-CHOME, CHUO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5059658
NONE
07503583
Correspondence name and address
ARMSTRONG, NIKAIDO, MARMELSTEIN,
KUBOVCIK AND MURRAY
1725 K STREET, N. W. SUITE 1000
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:009861/0494   Pages: 3
Recorded: 03/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEZUME, TADASHI
Exec Dt:
03/15/1999
2
NAKAMURA, YASUNORI
Exec Dt:
03/15/1999
Assignee
1
JAPAN POLYCHEM CORPORATION
1-10-1, YURAKU-CHO, CHIYODA-KU
TOKYO-TO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6143813
NONE
09275018
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND ET AL.
NORMAN F. OBLON
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VIRGINIA 22202
Assignment: 6
Reel/Frame:010363/0716   Pages: 3
Recorded: 11/08/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIROTA, YOSHIFUMI
Exec Dt:
10/20/1999
2
SEZUME, TADASHI
Exec Dt:
10/20/1999
Assignee
1
JAPAN POLYCHEM CORPORATION
10-1, YURAKUCHO 1-CHOME, CHIYODA-KU
TOKYO 100-0006, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6228951
NONE
09379360
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
STAMATIOS MYLONAKIS, PH.D.
ATTORNEYS AT LAW, FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 7
Reel/Frame:012236/0446   Pages: 3
Recorded: 10/09/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, YASUNORI
Exec Dt:
09/06/2001
2
TAYANO, TAKAO
Exec Dt:
09/06/2001
3
SEZUME, TADASHI
Exec Dt:
09/12/2001
Assignee
1
JAPAN POLYCHEM CORPORATION
10-1, YURAKUCHO 1-CHOME CHIYODA-KU
TOKYO, 100-0006, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6624253
US20020041972
09902698
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND ET AL
FREDERICK D. VASTINE
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 8
Reel/Frame:012387/0958   Pages: 2
Recorded: 12/19/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANAI, GEN
Exec Dt:
11/26/2001
2
TAYANO, TAKAO
Exec Dt:
11/26/2001
3
SEZUME, TADASHI
Exec Dt:
11/26/2001
Assignee
1
JAPAN POLYCHEM CORPORATION
CHIYODA-KU
10-1, YURAKUCHO 1-CHOME
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6875485
US20020064611
09927442
Correspondence name and address
SUGHRUE MION, PLLC
MARK BOLAND
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037-3213

Search Results as of: 04/29/2024 11:43 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