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Patent Assignment Assignor Details
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Assignor Name : YOO, YEON SHICK
Total Assignments: 16
Assignment: 1
Reel/Frame:016048/0261   Pages: 5
Recorded: 06/16/2004
Attorney Dkt #:4795-0104PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANG, JUNG HWA
Exec Dt:
03/04/2004
2
LEE, WON HO
Exec Dt:
03/04/2004
3
KIL, MIN HO
Exec Dt:
03/04/2004
4
SHIN, HYUN JONG
Exec Dt:
03/04/2004
5
CHOI, BYUNG YUL
Exec Dt:
03/04/2004
6
YOO, YEON SHICK
Exec Dt:
03/04/2004
7
CHOI, YOUNG HYUN
Exec Dt:
03/04/2004
8
PARK, JU YEON
Exec Dt:
03/04/2004
Assignee
1
LG CHEM, LTD.
LG TWIN TOWER, 20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7491673
US20050070736
10498901
Correspondence name and address
BIRCH STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:016252/0248   Pages: 3
Recorded: 05/18/2005
Attorney Dkt #:lee-0013
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIN, HYUN JONG
Exec Dt:
03/03/2005
2
YOO, YEON SHICK
Exec Dt:
03/03/2005
3
CHOI, BYUNG YUL
Exec Dt:
03/03/2005
4
CHOI, YOUNG HYUN
Exec Dt:
03/03/2005
5
CHO, YOUNG JIN
Exec Dt:
03/03/2005
6
KIM, DUK KI
Exec Dt:
03/03/2005
7
PARK, JOO YEON
Exec Dt:
03/03/2005
8
PARK, KWANG HO
Exec Dt:
03/03/2005
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7265250
US20050209484
11021442
Correspondence name and address
SOONJA BAE
CANTOR COLBURN LLP
55 GRIFFIN ROAD SOUTH
BLOOMFIELD, CT 06002
Assignment: 3
Reel/Frame:016295/0916   Pages: 4
Recorded: 06/01/2005
Attorney Dkt #:LEE-0014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIN, HYUN JONG
Exec Dt:
03/03/2005
2
YOO, YEON SHICK
Exec Dt:
03/03/2005
3
CHOI, BYUNG YUL
Exec Dt:
03/03/2005
4
CHOI, YOUNG HYUN
Exec Dt:
03/03/2005
5
CHO, YOUNG JIN
Exec Dt:
03/03/2005
6
KIM DUK KI
Exec Dt:
03/03/2005
7
PARK, JOO YEON
Exec Dt:
03/03/2005
8
PARK, KWANG HO
Exec Dt:
03/03/2005
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7326389
US20050209485
11021628
Correspondence name and address
CANTOR COLBURN LLP
SOONJA BAE
55 GRIFFIN ROAD SOUTH
BLOOMFIELD, CT 06002
Assignment: 4
Reel/Frame:017529/0409   Pages: 3
Recorded: 02/01/2006
Attorney Dkt #:LEE-0049
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIN, HYUN JONG
Exec Dt:
01/26/2006
2
CHOI, BYUNG YUL
Exec Dt:
01/26/2006
3
CHO, YOUNG JIN
Exec Dt:
01/26/2006
4
YOO, YEON SHICK
Exec Dt:
01/26/2006
5
CHOI, YOUNG HYUN
Exec Dt:
01/26/0206
6
KIM, DUK KI
Exec Dt:
01/26/2006
7
PARK, JOO YEON
Exec Dt:
01/26/2006
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7365228
US20060211883
11344716
Correspondence name and address
SOONJA BAE
CONTOR COLBURN LLP
55 GRIFFIN ROAD SOUTH
BLOOMFIELD, CT 06002
Assignment: 5
Reel/Frame:017632/0198   Pages: 3
Recorded: 02/27/2006
Attorney Dkt #:LEE-0052
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOO, YEON SHICK
Exec Dt:
02/22/2006
2
SHIN, HYUN JONG
Exec Dt:
02/22/2006
3
CHOI, BYUNG YUL
Exec Dt:
02/22/2006
4
CHOI, YOUNG HYUN
Exec Dt:
02/22/2006
5
CHO, YOUNG JIN
Exec Dt:
02/22/2006
6
KIM, DUK KI
Exec Dt:
02/22/2006
7
PARK, JOO YEON
Exec Dt:
02/22/2006
8
PARK, KWANG HO
Exec Dt:
02/22/2006
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7531147
US20060211885
11362978
Correspondence name and address
SOONJA BAE
CANTOR COLBURN LLP
55 GRIFFIN ROAD SOUTH
BLOOMFIELD, CT 06002
Assignment: 6
Reel/Frame:018166/0505   Pages: 3
Recorded: 08/10/2006
Attorney Dkt #:LEE-0084
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIN, HYUN JONG
Exec Dt:
07/03/2006
2
CHOI, BYUNG YUL
Exec Dt:
07/03/2006
3
YOO, YEON SHICK
Exec Dt:
07/03/2006
4
CHOE, YOUNG HYUN
Exec Dt:
07/03/2006
5
CHO, YOUNG JIN
Exec Dt:
07/03/2006
6
KIM, DUK KI
Exec Dt:
07/03/2006
7
PARK, KWANG HO
Exec Dt:
07/03/2006
8
PARK, JOO YEON
Exec Dt:
07/03/2006
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7638458
US20070038004
11502027
Correspondence name and address
JAE Y. PARK
CANTOR COLBURN LLP
55 GRIFFIN ROAD SOUTH
BLOOMFIELD, CT 06002
Assignment: 7
Reel/Frame:019251/0685   Pages: 4
Recorded: 05/04/2007
Attorney Dkt #:LEE-0062
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIN, HYUN JONG
Exec Dt:
12/01/2006
2
CHOI, BYUNG YUL
Exec Dt:
12/01/2006
3
YOO, YEON SHICK
Exec Dt:
12/01/2006
4
CHOE, YOUNG HYUN
Exec Dt:
12/01/2006
5
KANG, JUNG HWA
Exec Dt:
12/01/2006
6
KIL, MIN HO
Exec Dt:
12/01/2006
7
PARK, JOO YEON
Exec Dt:
12/01/2006
8
PARK, KWANG HO
Exec Dt:
12/01/2006
9
LEE, WON HO
Exec Dt:
12/01/2006
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070275849
10575665
Correspondence name and address
CANTOR COLBURN LLP
55 GRIFFIN RD. SOUTH
BLOOMFIELD, CT 06002
Assignment: 8
Reel/Frame:028101/0112   Pages: 4
Recorded: 04/25/2012
Attorney Dkt #:1004-1027
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONG, IN KYU
Exec Dt:
04/13/2012
2
LEE, HO WON
Exec Dt:
04/13/2012
3
YOO, YEON SHICK
Exec Dt:
04/17/2012
4
CHO, YOUNG JIN
Exec Dt:
04/17/2012
5
LEE, JIN SUK
Exec Dt:
04/17/2012
6
JANG, HO SIK
Exec Dt:
04/16/2012
Assignee
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
411-1 DOKGOD-RI, DAESAN-UP
CHUNGCHEONGNAM-DO
SEOSAN-SI, KOREA, REPUBLIC OF 356-874
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8809226
US20120232320
13415208
Correspondence name and address
YOUNG & THOMPSON
209 MADISON ST., SUITE 500
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:029567/0372   Pages: 12
Recorded: 01/04/2013
Attorney Dkt #:16201-000010/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHO, YOUNG JIN
Exec Dt:
11/06/2012
2
YOO, YEON SHICK
Exec Dt:
11/06/2012
3
LEE, JIN SUK
Exec Dt:
11/06/2012
4
CHANG, HO SIK
Exec Dt:
11/06/2012
5
SONG, IN KYU
Exec Dt:
10/31/2012
6
LEE, HO WON
Exec Dt:
10/31/2012
7
LEE, JONG KWON
Exec Dt:
10/31/2012
Assignee
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
411-1 DOKGOD-RI, DAESAN-UP
SEOSAN-SI, KOREA, REPUBLIC OF 356-874
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8927455
US20130090509
13645189
Correspondence name and address
MICHAEL J. THOMAS
7700 BONHOMME AVENUE, SUITE 400
ST. LOUIS, MO 63105
Assignment: 10
Reel/Frame:031070/0361   Pages: 4
Recorded: 08/23/2013
Attorney Dkt #:WON-5001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, JEONG RANG
Exec Dt:
07/31/2013
2
YOO, YEON SHICK
Exec Dt:
07/31/2013
3
LEE, JIN SUK
Exec Dt:
07/31/2013
4
CHANG, HO SIK
Exec Dt:
07/31/2013
5
LEE, YUN JO
Exec Dt:
08/02/2013
6
JUN, KI WON
Exec Dt:
08/02/2013
7
PARK, JO YONG
Exec Dt:
08/02/2013
8
HA, KYOUNG-SU
Exec Dt:
08/02/2013
Assignees
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
411-1 DOKGOD-RI, DAESAN-UP, SEOSAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 356-874
2
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
141 GAJEONG-RO, YUSEONG-GU
DAEJEON, KOREA, REPUBLIC OF 305-343
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9403690
US20140056805
13974154
Correspondence name and address
GREGORY T. LOWEN
1111 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20004
Assignment: 11
Reel/Frame:032650/0345   Pages: 14
Recorded: 04/10/2014
Attorney Dkt #:16201-000030-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PARK, GLE
Exec Dt:
03/31/2014
2
YOO, YEON SHICK
Exec Dt:
03/31/2014
3
CHO, YOUNG JIN
Exec Dt:
03/31/2014
4
LEE, JIN SUK
Exec Dt:
03/31/2014
5
CHANG, HO SIK
Exec Dt:
03/31/2014
6
CHOI, CHANG HYUN
Exec Dt:
03/31/2014
7
SONG, IN KYU
Exec Dt:
04/02/2014
8
LEE, JONG KWON
Exec Dt:
04/02/2014
9
SEO, HYUN
Exec Dt:
04/02/2014
Assignee
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
103 DOKGOD2-RO, DASEAN-EUP, CHUNGCHEONGNAM-DO
SEOSAN-SI, KOREA, REPUBLIC OF 356-711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140309470
14249955
Correspondence name and address
MICHAEL J. THOMAS
7700 BONHOMME AVENUE, SUITE 400
ST. LOUIS, MO 63105
Assignment: 12
Reel/Frame:033345/0311   Pages: 9
Recorded: 07/18/2014
Attorney Dkt #:16201-000032-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOO, YEON SHICK
Exec Dt:
07/15/2014
2
CHO, YOUNG JIN
Exec Dt:
07/15/2014
3
LEE, JIN SUK
Exec Dt:
07/16/2014
4
CHANG, HO SIK
Exec Dt:
07/16/2014
Assignee
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
103, DOKGOT2-RO, DAESAN-EUP
SEOSAN-SI, CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 356-711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9522383
US20150024929
14373251
Correspondence name and address
MICHAEL J. THOMAS
7700 BONHOMME AVENUE, SUITE 400
ST. LOUIS, MO 63105
Assignment: 13
Reel/Frame:033398/0929   Pages: 13
Recorded: 07/28/2014
Attorney Dkt #:16201-000033-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PARK, GLE
Exec Dt:
07/23/2014
2
YOO, YEON SHICK
Exec Dt:
07/23/2014
3
LEE, JIN SUK
Exec Dt:
07/23/2014
4
CHANG, HO SIK
Exec Dt:
07/23/2014
5
CHOI, CHANG HYUN
Exec Dt:
07/23/2014
6
SONG, IN KYU
Exec Dt:
07/23/2014
7
SEO, HYUN
Exec Dt:
07/23/2014
8
LEE, JONG KWON
Exec Dt:
07/23/2014
Assignee
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
103 DOKGOT2-RO, DASEAN-EUP, CHUNGCHEONGNAM-DO
SEOSAN-SI, KOREA, REPUBLIC OF 356-711
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150038758
14341917
Correspondence name and address
MICHAEL J. THOMAS
7700 BONHOMME AVENUE, SUITE 400
ST. LOUIS, MO 63105
Assignment: 14
Reel/Frame:044543/0103   Pages: 13
Recorded: 01/05/2018
Attorney Dkt #:16201-000033-US-DVA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PARK, GLE
Exec Dt:
07/23/2014
2
YOO, YEON SHICK
Exec Dt:
07/23/2014
3
LEE, JIN SUK
Exec Dt:
07/23/2014
4
CHANG, HO SIK
Exec Dt:
07/23/2014
5
CHOI, CHANG HYUN
Exec Dt:
07/23/2014
6
SONG, IN KYU
Exec Dt:
07/23/2014
7
SEO, HYUN
Exec Dt:
07/23/2014
8
LEE, JONG KWON
Exec Dt:
07/23/2014
Assignee
1
SAMSUNG TOTAL PETROCHEMICALS CO., LTD.
103, DOKGOT2-RO, DAESAN-EUP
CHUNGCHEONGNAM-DO
SEOSAN-SI, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180133694
15848735
Correspondence name and address
MICHAEL J. THOMAS
7700 BONHOMME AVE.
SUITE 400
ST. LOUIS, MO 63105
Assignment: 15
Reel/Frame:055673/0600   Pages: 8
Recorded: 03/22/2021
Attorney Dkt #:017097-004010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIN, HYO JOO
Exec Dt:
03/12/2021
2
KIM, YOUNG RAE
Exec Dt:
03/12/2021
3
YOO, YEON SHICK
Exec Dt:
03/12/2021
Assignee
1
HANWHA TOTAL PETROCHEMICAL CO., LTD
103, DOKGOT 2-RO, DAESAN-EUP; CHUNGCHEONGNAM-DO
SEOSAN-SI, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF 31900
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11837462
US20220102594
17208155
Correspondence name and address
TUCKER ELLIS, LLP
950 MAIN AVE, SUITE 1100
CLEVELAND, OH 44113
Assignment: 16
Reel/Frame:056890/0556   Pages: 5
Recorded: 07/12/2021
Attorney Dkt #:5956.1000-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, JUN KEOL
Exec Dt:
06/15/2021
2
LEE, DO HOON
Exec Dt:
06/15/2021
3
JUNG, SUNG KYO
Exec Dt:
06/15/2021
4
YOO, YEON SHICK
Exec Dt:
06/15/2021
Assignee
1
HANWHA TOTAL PETROCHEMICAL CO., LTD.
103, DOKGOT 2-RO, DAESAN-EUP
SEOSAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31900
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220186000
17371747
Correspondence name and address
ALICE O. CARROLL
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133

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