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

Assignee Name : JAPAN POLYETHYLENE CORPORATION
Total Assignments: 56
Assignment: 1
Reel/Frame:015836/0442   Pages: 3
Recorded: 09/28/2004
Attorney Dkt #:255215US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MONOI, TAKASHI
Exec Dt:
06/24/2004
2
TORIGOE, HIDENOBU
Exec Dt:
06/28/2004
Assignee
1
JAPAN POLYETHYLENE CORPORATION
33-8, SHIBA 5-CHOME
MINATO-KU, TOKYO 108-0014, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7388059
US20050288459
10876717
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:016983/0784   Pages: 2
Recorded: 02/25/2005
Attorney Dkt #:18644
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEKI, TAKASHI
Exec Dt:
12/20/2004
2
SHIMIZU, HIROYUKI
Exec Dt:
12/20/2004
3
TAKAHASHI, TAMOTSU
Exec Dt:
12/27/2004
4
NAKAJIMA, KIYOHIKO
Exec Dt:
12/28/2004
5
FUKUDA, TETSURO
Exec Dt:
12/27/2004
Assignee
1
JAPAN POLYETHYLENE CORPORATION
33-8, SHIBA 5-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7166684
US20060167196
10525929
Correspondence name and address
LEOPOLD PRESSER
SCULLY SCOTT MURPHY, ET AL.
400 GARDEN CITY PLAZA
SUITE 300
GARDEN CITY, NY 11530
Assignment: 3
Reel/Frame:020378/0008   Pages: 3
Recorded: 01/17/2008
Attorney Dkt #:303534US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SAKAMOTO, SHINJI
Exec Dt:
02/07/2007
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7767312
US20080051518
11573791
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:019906/0663   Pages: 3
Recorded: 10/02/2007
Attorney Dkt #:306255US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANAZAWA, SATOSHI
Exec Dt:
03/23/2007
2
MIYACHI, OSAMU
Exec Dt:
03/23/2007
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7955672
US20070254172
11576409
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:019471/0407   Pages: 4
Recorded: 06/25/2007
Attorney Dkt #:310992US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IBAYASHI, KUNIHIKO
Exec Dt:
06/05/2007
2
KAGAYA, IPPEI
Exec Dt:
06/05/2007
3
HIRAMOTO, TOMOMI
Exec Dt:
06/05/2007
4
SHIMADA, KAZUYUKI
Exec Dt:
06/05/2007
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080011709
11767043
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:019561/0776   Pages: 3
Recorded: 07/16/2007
Attorney Dkt #:312140US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, KEI
Exec Dt:
07/05/2007
2
ASADA, FUMIO
Exec Dt:
07/05/2007
3
IKEDA, HARUO
Exec Dt:
07/05/2007
4
MIYACHI, OSAMU
Exec Dt:
07/05/2007
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8485385
US20080021158
11778417
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:020091/0578   Pages: 4
Recorded: 11/09/2007
Attorney Dkt #:316842US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAITO, SHIGEKI
Exec Dt:
10/15/2007
2
SASAKI, YOSHITO
Exec Dt:
10/15/2007
3
YOSHIKIYO, TETSUYA
Exec Dt:
10/15/2007
4
NISHIBU, HIROFUMI
Exec Dt:
10/15/2007
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME
MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090082523
11914043
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:026201/0659   Pages: 4
Recorded: 04/29/2011
Attorney Dkt #:377074US99XPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIMIZU, FUMIHIKO
Exec Dt:
04/19/2011
2
XIN, SHIXUAN
Exec Dt:
04/12/2011
3
TANNA, AKIO
Exec Dt:
04/12/2011
4
GOROMARU, SHIHO
Exec Dt:
04/12/2011
5
MATSUBARA, KOUSHI
Exec Dt:
04/18/2011
Assignees
1
JAPAN POLYPROPYLENE CORPORATION
14-1 SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
2
JAPAN POLYETHYLENE CORPORATION
14-1 SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8618319
US20110213110
13126360
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:026398/0946   Pages: 6
Recorded: 06/07/2011
Attorney Dkt #:381146US99XPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, MINORU
Exec Dt:
05/17/2011
2
UCHINO, HIDESHI
Exec Dt:
05/17/2011
3
YAMAMOTO, KAZUHIRO
Exec Dt:
05/17/2011
4
EGASHIRA, TOSHIAKI
Exec Dt:
05/17/2011
5
SHIMIZU, HIROYUKI
Exec Dt:
05/17/2011
6
MORIOKA, TETSUYA
Exec Dt:
05/17/2011
Assignees
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
2
JAPAN POLYPROPYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9376459
US20110257351
13130494
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:026941/0020   Pages: 3
Recorded: 09/21/2011
Attorney Dkt #:384995US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMAMIYA, TAKAHIRO
Exec Dt:
08/29/2011
2
ONAKA, TAMAMI
Exec Dt:
08/23/2011
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1 SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8697984
US20120000514
13256951
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:027189/0731   Pages: 4
Recorded: 11/08/2011
Attorney Dkt #:388582US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUZUBA, YUUICHI
Exec Dt:
10/14/2011
2
MONOI, TAKASHI
Exec Dt:
10/14/2011
3
MATSUMOTO, RITSUYA
Exec Dt:
10/14/2011
4
OGAWA, KOUICHI
Exec Dt:
10/14/2011
5
KANAZAWA, SATOSHI
Exec Dt:
10/14/2011
6
HATTORI, TAKAAKI
Exec Dt:
10/14/2011
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9193809
US20120058288
13318486
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:029829/0837   Pages: 3
Recorded: 02/19/2013
Attorney Dkt #:406606US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMAMIYA, TAKAHIRO
Exec Dt:
01/16/2013
2
ONAKA, TAMAMI
Exec Dt:
01/19/2013
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10030085
US20130137833
13805487
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:030051/0496   Pages: 3
Recorded: 03/20/2013
Attorney Dkt #:406830US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMAMIYA, TAKAHIRO
Exec Dt:
01/16/2013
2
ONAKA, TAMAMI
Exec Dt:
01/19/2013
3
MAEYAMA, TOMOAKI
Exec Dt:
01/16/2013
4
MATSUMOTO, TAKUYA
Exec Dt:
01/17/2013
Assignee
1
JAPAN POLYETHYLENE CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130167909
13806485
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:030690/0558   Pages: 4
Recorded: 06/26/2013
Attorney Dkt #:417466US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUZUBA, YUUICHI
Exec Dt:
05/29/2013
2
MONOI, TAKASHI
Exec Dt:
05/29/2013
3
KANAZAWA, SATOSHI
Exec Dt:
05/29/2013
4
OGAWA, KOUICHI
Exec Dt:
05/29/2013
5
HATTORI, TAKAAKI
Exec Dt:
05/29/2013
6
YOSHIMOTO, KEIICHI
Exec Dt:
05/29/2013
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130280462
13997568
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:031339/0303   Pages: 4
Recorded: 10/03/2013
Attorney Dkt #:422623US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MONOI, TAKASHI
Exec Dt:
08/28/2013
2
KUZUBA, YUUICHI
Exec Dt:
08/28/2013
3
KANAZAWA, SATOSHI
Exec Dt:
08/28/2013
4
OGAWA, KOUICHI
Exec Dt:
08/28/2013
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10301409
US20140030460
14008719
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:031359/0361   Pages: 4
Recorded: 10/08/2013
Attorney Dkt #:422879US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIHAMA, YOSHIYUKI
Exec Dt:
09/06/2013
2
ASAKAWA, RYOUSUKE
Exec Dt:
09/06/2013
3
SAKURAGI, TSUTOMU
Exec Dt:
09/06/2013
4
FUKUDA, TETSUROU
Exec Dt:
09/06/2013
5
SAKATA, KAZUYA
Exec Dt:
09/06/2013
6
AOKI, MASARU
Exec Dt:
09/06/2013
7
KAWAGISHI, KENJI
Exec Dt:
09/06/2013
8
YOSHIMOTO, KEIICHI
Exec Dt:
09/06/2013
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9309340
US20140194277
14008965
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:033157/0605   Pages: 8
Recorded: 06/23/2014
Attorney Dkt #:436844US99X PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABE, KAZUNARI
Exec Dt:
06/16/2014
2
KOBAYASHI, MINORU
Exec Dt:
06/16/2014
3
UCHINO, HIDESHI
Exec Dt:
06/16/2014
4
SHIMIZU, HIROYUKI
Exec Dt:
06/16/2014
5
MORIOKA, TETSUYA
Exec Dt:
06/16/2014
6
IWAMA, NAOSHI
Exec Dt:
06/16/2014
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150004344
14368059
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 18
Reel/Frame:033628/0879   Pages: 6
Recorded: 08/28/2014
Attorney Dkt #:437740US99PCTASSIGNMENT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUTIMOTO, DAISUKE
Exec Dt:
08/05/2014
2
YAMAMOTO, HIROYA
Exec Dt:
08/06/2014
3
IBAYASHI, KUNIHIKO
Exec Dt:
07/25/2014
4
YOSHIMOTO, KEIICHI
Exec Dt:
07/24/2014
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150045485
14376543
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 19
Reel/Frame:034797/0346   Pages: 8
Recorded: 01/23/2015
Attorney Dkt #:Q215271
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, RYUSUKE
Exec Dt:
11/21/2014
2
NAGAI, MASAYUKI
Exec Dt:
11/18/2014
3
NAGAI, SATOSHI
Exec Dt:
11/21/2014
4
FUJIMOTO, KUNIHIKO
Exec Dt:
11/21/2014
5
TAKAHASHI, KEI
Exec Dt:
12/11/2014
Assignees
1
MITSUBISHI ENGINEERING-PLASTICS CORPORATION
9-2, HIGASHI-SHINBASHI 1-CHOME, MINATO-KU
TOKYO, JAPAN
2
JAPAN POLYETHYLENE CORPORATION
PALACE BUILDING
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10131781
US20150183982
14416707
Correspondence name and address
SUGHRUE MION PLLC
2100 PENNSYLVANIA AVE NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 20
Reel/Frame:036331/0053   Pages: 3
Recorded: 08/14/2015
Attorney Dkt #:457959US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAEYAMA, TOMOAKI
Exec Dt:
05/11/2015
2
UENO, MASAHIRO
Exec Dt:
05/11/2015
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9587094
US20160002440
14768123
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 21
Reel/Frame:036422/0514   Pages: 4
Recorded: 08/26/2015
Attorney Dkt #:P48111
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ITAGAKI, KOJI
Exec Dt:
07/07/2015
2
SAKURAGI, TSUTOMU
Exec Dt:
07/10/2015
3
TAKAHASHI, TAKAYOSHI
Exec Dt:
07/08/2015
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9783625
US20160009838
14770479
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 22
Reel/Frame:042326/0168   Pages: 4
Recorded: 05/10/2017
Attorney Dkt #:P52304
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ITAGAKI, KOJI
Exec Dt:
07/07/2015
2
SAKURAGI, TSUTOMU
Exec Dt:
07/10/2015
3
TAKAHASHI, TAKAYOSHI
Exec Dt:
07/08/2015
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10005864
US20170320981
15590633
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 23
Reel/Frame:036655/0501   Pages: 6
Recorded: 09/25/2015
Attorney Dkt #:P48110
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UEMATSU, MASAHIRO
Exec Dt:
07/14/2015
2
ABE, KAZUNARI
Exec Dt:
07/14/2015
3
SHIMIZU, HIROYUKI
Exec Dt:
07/14/2015
4
MORIOKA, TETSUYA
Exec Dt:
07/23/2015
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160046842
14780021
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 24
Reel/Frame:038093/0746   Pages: 9
Recorded: 03/24/2016
Attorney Dkt #:P49235
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANNA, AKIO
Exec Dt:
01/21/2016
2
SATO, NAOMASA
Exec Dt:
01/15/2016
3
KONISHI, YOHEI
Exec Dt:
01/15/2016
4
OISHI, YASUO
Exec Dt:
01/21/2016
Assignees
1
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
2
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9862783
US20160237184
15024591
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 25
Reel/Frame:038424/0472   Pages: 3
Recorded: 04/29/2016
Attorney Dkt #:470938US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABE, KAZUNARI
Exec Dt:
04/15/2016
2
IKEDA, HARUO
Exec Dt:
04/15/2016
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9922748
US20160284435
15033470
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 26
Reel/Frame:039213/0939   Pages: 6
Recorded: 07/21/2016
Attorney Dkt #:P50596
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATO, NAOMASA
Exec Dt:
07/08/2016
2
SHIMIZU, FUMIHIKO
Exec Dt:
07/08/2016
3
TANNA, AKIO
Exec Dt:
07/05/2016
4
EGASHIRA, TOSHIAKI
Exec Dt:
06/29/2016
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170002120
15113243
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 27
Reel/Frame:044600/0186   Pages: 6
Recorded: 01/11/2018
Attorney Dkt #:P53985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATO, NAOMASA
Exec Dt:
07/08/2016
2
SHIMIZU, FUMIHIKO
Exec Dt:
07/08/2016
3
TANNA, AKIO
Exec Dt:
07/05/2016
4
EGASHIRA, TOSHIAKI
Exec Dt:
06/29/2016
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10550211
US20180201704
15868276
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 28
Reel/Frame:039833/0897   Pages: 11
Recorded: 09/22/2016
Attorney Dkt #:P50651
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIHAMA, YOSHIYUKI
Exec Dt:
08/10/2016
2
HARADA, RYOTARO
Exec Dt:
08/10/2016
3
AOKI, MASARU
Exec Dt:
08/10/2016
4
IIBA, KENJI
Exec Dt:
08/10/2016
5
KODAMA, KAZUSHI
Exec Dt:
08/10/2016
6
HAYASHI, HIROTO
Exec Dt:
08/10/2016
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9963525
US20170114165
15128222
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 29
Reel/Frame:039834/0010   Pages: 11
Recorded: 09/22/2016
Attorney Dkt #:P50651
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIHAMA, YOSHIYUKI
Exec Dt:
08/10/2016
2
HARADA, RYOTARO
Exec Dt:
08/10/2016
3
AOKI, MASARU
Exec Dt:
08/10/2016
4
IIBA, KENJI
Exec Dt:
08/10/2016
5
KODAMA, KAZUSHI
Exec Dt:
08/10/2016
6
HAYASHI, HIROTO
Exec Dt:
08/10/2016
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10066037
US20170101491
15128212
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 30
Reel/Frame:039834/0124   Pages: 11
Recorded: 09/22/2016
Attorney Dkt #:P50649
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIHAMA, YOSHIYUKI
Exec Dt:
08/10/2016
2
HARADA, RYOTARO
Exec Dt:
08/10/2016
3
AOKI, MASARU
Exec Dt:
08/10/2016
4
IIBA, KENJI
Exec Dt:
08/10/2016
5
KODAMA, KAZUSHI
Exec Dt:
08/10/2016
6
HAYASHI, HIROTO
Exec Dt:
08/10/2016
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10066036
US20170101490
15128201
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 31
Reel/Frame:041047/0545   Pages: 5
Recorded: 01/23/2017
Attorney Dkt #:P51662
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONISHI, YOHEI
Exec Dt:
01/17/2017
2
MARUYAMA, YASUO
Exec Dt:
01/17/2017
3
SATO, NAOMASA
Exec Dt:
01/17/2017
4
TANNA, AKIO
Exec Dt:
01/17/2017
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10301401
US20170210830
15328196
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 32
Reel/Frame:042165/0001   Pages: 10
Recorded: 04/27/2017
Attorney Dkt #:Q231738
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOZAKI, KYOKO
Exec Dt:
02/13/2017
2
ITO, SHINGO
Exec Dt:
02/13/2017
3
OTA, YUSUKE
Exec Dt:
03/14/2017
4
OKUMURA, YOSHIKUNI
Exec Dt:
01/26/2017
5
KURODA, JUNICHI
Exec Dt:
01/26/2017
6
KOYANO, MASAFUMI
Exec Dt:
01/26/2017
7
KOBAYASHI, MINORU
Exec Dt:
02/03/2017
8
SHIMIZU, HIROYUKI
Exec Dt:
02/03/2017
Assignees
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
2
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
3
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10414837
US20170313792
15522439
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20037
Assignment: 33
Reel/Frame:041966/0611   Pages: 5
Recorded: 04/11/2017
Attorney Dkt #:P52222
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HATTORI, TAKAAKI
Exec Dt:
04/07/2017
2
EGASHIRA, TOSHIAKI
Exec Dt:
04/07/2017
3
UEMATSU, MASAHIRO
Exec Dt:
04/07/2017
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10717855
US20170306134
15518314
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 34
Reel/Frame:043679/0122   Pages: 4
Recorded: 09/25/2017
Attorney Dkt #:507639US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, KOUICHI
Exec Dt:
05/24/2017
2
HADANO, KENJI
Exec Dt:
05/24/2017
3
KOBAYASHI, KAZUHIRO
Exec Dt:
05/24/2017
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10533085
US20180051164
15561137
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 35
Reel/Frame:042772/0392   Pages: 3
Recorded: 06/21/2017
Attorney Dkt #:504712US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, KEIICHI
Exec Dt:
06/15/2017
2
SAKAMOTO, SHINJI
Exec Dt:
06/15/2017
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170361586
15538518
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 36
Reel/Frame:043703/0831   Pages: 3
Recorded: 09/26/2017
Attorney Dkt #:507888US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRAMOTO, TOMOMI
Exec Dt:
09/21/2017
2
FUKUDA, TETSUROU
Exec Dt:
09/21/2017
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10377886
US20180112070
15561804
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 37
Reel/Frame:046999/0675   Pages: 3
Recorded: 09/27/2018
Attorney Dkt #:516957US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, KAZUHIRO
Exec Dt:
05/31/2018
2
HADANO, KENJI
Exec Dt:
05/31/2018
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190136021
16089297
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 38
Reel/Frame:046759/0442   Pages: 4
Recorded: 08/30/2018
Attorney Dkt #:P55628
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKURAGI, TSUTOMU
Exec Dt:
07/02/2018
2
ISHIHAMA, YOSHIYUKI
Exec Dt:
07/02/2018
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10919994
US20190010265
16081311
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 39
Reel/Frame:046870/0216   Pages: 4
Recorded: 09/13/2018
Attorney Dkt #:P55816
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKURAGI, TSUTOMU
Exec Dt:
07/02/2018
2
ISHIHAMA, YOSHIYUKI
Exec Dt:
07/02/2018
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10995167
US20190092887
16084787
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 40
Reel/Frame:054729/0474   Pages: 4
Recorded: 12/22/2020
Attorney Dkt #:P61873
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKURAGI, TSUTOMU
Exec Dt:
07/02/2018
2
ISHIHAMA, YOSHIYUKI
Exec Dt:
07/02/2018
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11485808
US20210122856
17130803
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 41
Reel/Frame:046725/0509   Pages: 3
Recorded: 08/28/2018
Attorney Dkt #:516129US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, KEIICHI
Exec Dt:
08/21/2018
2
SAKAMOTO, SHINJI
Exec Dt:
08/21/2018
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190062514
16080445
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 42
Reel/Frame:050486/0975   Pages: 5
Recorded: 09/25/2019
Attorney Dkt #:P58822
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOBAYASHI, MINORU
Exec Dt:
05/21/2019
2
SATOU, TOMOHIKO
Exec Dt:
05/21/2019
3
UEMATSU, MASAHIRO
Exec Dt:
05/21/2019
4
YAMADA, YOSHIKA
Exec Dt:
05/21/2019
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11168166
US20200385502
16497556
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 43
Reel/Frame:051367/0284   Pages: 6
Recorded: 12/18/2019
Attorney Dkt #:Q252017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KURODA, JUNICHI
Exec Dt:
09/24/2019
2
OKUMURA, YOSHIKUNI
Exec Dt:
09/18/2019
3
HAYASHI, SHINYA
Exec Dt:
09/17/2019
4
UEMATSU, MASAHIRO
Exec Dt:
09/27/2019
5
HATTORI, TAKAAKI
Exec Dt:
09/27/2019
6
YASUKAWA, YUICHIRO
Exec Dt:
09/30/2019
Assignees
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
2
JAPAN POLYETHYLENE CORPORATION
1-1 MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11655360
US20210147669
16624055
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20006
Assignment: 44
Reel/Frame:052611/0014   Pages: 10
Recorded: 05/08/2020
Attorney Dkt #:Q253066
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOZAKI, KYOKO
Exec Dt:
03/03/2020
2
ITO, SHINGO
Exec Dt:
03/03/2020
3
KURODA, JUNICHI
Exec Dt:
03/03/2020
4
OKUMURA, YOSHIKUNI
Exec Dt:
03/03/2020
5
HAYASHI, SHINYA
Exec Dt:
03/03/2020
6
MINAMI, YUMIKO
Exec Dt:
03/03/2020
7
KOBAYASHI, MINORU
Exec Dt:
03/03/2020
8
YASUKAWA, YUICHIRO
Exec Dt:
03/03/2020
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
SHOWA DENKO K. K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
3
JAPAN POLYETHYLENE CORPORATION
1-1 MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11352453
US20200347159
16762595
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20006
Assignment: 45
Reel/Frame:053265/0001   Pages: 8
Recorded: 07/21/2020
Attorney Dkt #:Q256504
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ITO, SHINGO
Exec Dt:
04/21/2020
2
NOZAKI, KYOKO
Exec Dt:
04/21/2020
3
KURODA, JUNICHI
Exec Dt:
04/21/2020
4
OKUMURA, YOSHIKUNI
Exec Dt:
04/21/2020
5
HAYASHI, SHINYA
Exec Dt:
04/21/2020
6
KOBAYASHI, MINORU
Exec Dt:
04/21/2020
7
YASUKAWA, YUICHIRO
Exec Dt:
04/21/2020
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
3
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11248074
US20210054117
16963574
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20006
Assignment: 46
Reel/Frame:052671/0381   Pages: 7
Recorded: 05/15/2020
Attorney Dkt #:P60254
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASUMURA, CHIAKI
Exec Dt:
04/28/2020
2
UTO, YUICHI
Exec Dt:
04/28/2020
3
SAKAMOTO, SHINJI
Exec Dt:
04/28/2020
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200354551
16764482
Correspondence name and address
GREENBLUM & BERNSTEIN P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, 20191 UNITED STATES
Assignment: 47
Reel/Frame:053003/0145   Pages: 9
Recorded: 06/22/2020
Attorney Dkt #:P60358
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATOU, TOMOHIKO
Exec Dt:
05/21/2020
2
KOBAYASHI, MINORU
Exec Dt:
06/01/2020
3
UEMATSU, MASAHIRO
Exec Dt:
06/01/2020
4
YAMADA, YOSHIKA
Exec Dt:
05/15/2020
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210061980
16956898
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 48
Reel/Frame:054008/0714   Pages: 7
Recorded: 10/08/2020
Attorney Dkt #:Q258162
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOZAKI, KYOKO
Exec Dt:
07/06/2020
2
ITO, SHINGO
Exec Dt:
07/06/2020
3
KURODA, JUNICHI
Exec Dt:
07/06/2020
4
OKUMURA, YOSHIKUNI
Exec Dt:
07/06/2020
5
HAYASHI, SHINYA
Exec Dt:
07/06/2020
6
KOBAYASHI, MINORU
Exec Dt:
07/06/2020
7
YASUKAWA, YUICHIRO
Exec Dt:
07/09/2020
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
SHOWA DENKO K. K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
3
JAPAN POLYETHYLENE CORPORATION
1-1 MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11697698
US20210040251
17046036
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20006
Assignment: 49
Reel/Frame:053844/0100   Pages: 9
Recorded: 09/22/2020
Attorney Dkt #:P60820
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONISHI, YOHEI
Exec Dt:
08/03/2020
2
TANAHASHI, HIROMASA
Exec Dt:
08/25/2020
3
OHTAKI, HISASHI
Exec Dt:
08/03/2020
4
SATO, NAOMASA
Exec Dt:
08/24/2020
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11739171
US20210122853
17040172
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 50
Reel/Frame:055446/0376   Pages: 4
Recorded: 03/01/2021
Attorney Dkt #:P62289
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ITO, KOTA
Exec Dt:
01/26/2021
Assignee
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210316920
17272515
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 51
Reel/Frame:055433/0369   Pages: 5
Recorded: 02/26/2021
Attorney Dkt #:2870-0782PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJIMOTO, KUNIHIKO
Exec Dt:
02/09/2021
2
TAKAHASHI, KEI
Exec Dt:
02/17/2021
3
MATSUMOTO, RITSUYA
Exec Dt:
02/18/2021
Assignees
1
MITSUBISHI ENGINEERING-PLASTICS CORPORATION
9-2, HIGASHI-SHINBASHI 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-0021
2
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11597827
US20210198466
17271503
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 52
Reel/Frame:056984/0646   Pages: 3
Recorded: 07/23/2021
Attorney Dkt #:Q265708
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOZAKI, KYOKO
Exec Dt:
04/01/2021
2
KURODA, JUNICHI
Exec Dt:
03/26/2021
3
HAYASHI, SHINYA
Exec Dt:
04/01/2021
4
OKUMURA, YOSHIKUNI
Exec Dt:
03/29/2021
5
UEMATSU, MASAHIRO
Exec Dt:
04/01/2021
6
MITSUSHIGE, YUSUKE
Exec Dt:
04/12/2021
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
3
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220089791
17425201
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE NW
SUITE 9000
WASHINGTON, DC 20006-1811
Assignment: 53
Reel/Frame:056949/0718   Pages: 8
Recorded: 07/22/2021
Attorney Dkt #:P63718
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATOU, TOMOHIKO
Exec Dt:
06/21/2021
2
UEMATSU, MASAHIRO
Exec Dt:
06/18/2021
3
YAMADA, YOSHIKA
Exec Dt:
06/24/2021
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220106471
17425111
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 54
Reel/Frame:057217/0481   Pages: 9
Recorded: 08/18/2021
Attorney Dkt #:P63928
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UEMATSU, MASAHIRO
Exec Dt:
07/09/2021
2
TAKAMITSU, KOHEI
Exec Dt:
07/09/2021
3
SATOU, TOMOHIKO
Exec Dt:
07/09/2021
4
YAMADA, YOSHIKA
Exec Dt:
07/12/2021
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220135718
17431975
Correspondence name and address
GREENBLUM & BERNSTEIN P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 55
Reel/Frame:057643/0387   Pages: 6
Recorded: 09/29/2021
Attorney Dkt #:P64214
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ABE, KAZUNARI
Exec Dt:
08/20/2021
Assignees
1
JAPAN POLYETHYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
JAPAN POLYPROPYLENE CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220169847
17599889
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 56
Reel/Frame:061923/0747   Pages: 8
Recorded: 11/30/2022
Attorney Dkt #:2022-1823A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, TOMOKI
Exec Dt:
09/20/2022
2
YOSHIDA, HIROTSUGU
Exec Dt:
09/27/2022
3
TAKANO, HIROTAKA
Exec Dt:
09/28/2022
4
YOSHIKIYO, TETSUYA
Exec Dt:
09/30/2022
5
HIRAMOTO, TOMOKI
Exec Dt:
09/28/2022
Assignees
1
SEKISUI CHEMICAL CO., LTD.
4-4, NISHITEMMA 2-CHOME, KITA-KU, OSAKA-SHI
OSAKA, JAPAN 5308565
2
JAPAN POLYETHYLENE CORPORATION
1-1 MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 1008251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230151223
17913633
Correspondence name and address
WENDEROTH, LIND & PONACK L.L.P
1025 CONNECTICUT AVENUE NW
SUITE 500
WASHINGTON, DC 20036

Search Results as of: 04/24/2024 06:30 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