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Patent Assignment Assignor Details
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Assignor Name : CHOI, HAN YOUNG
Total Assignments: 21
Assignment: 1
Reel/Frame:017902/0171   Pages: 3
Recorded: 05/15/2006
Attorney Dkt #:2185-0798PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORIMOTO, JUNJI
Exec Dt:
04/26/2006
2
LEE, SANG JIN
Exec Dt:
04/26/2006
3
CHOI, HAN YOUNG
Exec Dt:
04/19/2006
Assignee
1
SUMITOMO CHEMICAL COMPANY, LIMITED
27-1, SHINKAWA 2-CHOME, CHUO-KU
TOKYO, JAPAN 1048260
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060261318
11433429
Correspondence name and address
JOHN W. BAILEY
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:026344/0304   Pages: 2
Recorded: 05/26/2011
Attorney Dkt #:P04511DH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JUNG, KYUNG MOON
Exec Dt:
05/23/2011
2
CHOI, HAN YOUNG
Exec Dt:
05/24/2011
3
CHOI, JI YEON
Exec Dt:
05/23/2011
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
740-30 SHINHEUNG-DONG
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8742025
US20110293933
13116258
Correspondence name and address
THE PL LAW GROUP, PLLC
43557 LUCKETTS BRIDGE CIR
ASHBURN, VA 20148
Assignment: 3
Reel/Frame:037555/0741   Pages: 4
Recorded: 01/22/2016
Attorney Dkt #:Q224650
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
01/20/2016
2
KWON, HYERIM
Exec Dt:
01/20/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9624409
US20160160095
14906673
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20037
Assignment: 4
Reel/Frame:039550/0107   Pages: 2
Recorded: 08/26/2016
Attorney Dkt #:P74216DH26
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
08/22/2016
2
JANG, JU YEOL
Exec Dt:
08/22/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
(SINHEUNG-DONG)132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10329459
US20170015875
15121805
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 5
Reel/Frame:039612/0255   Pages: 2
Recorded: 09/01/2016
Attorney Dkt #:P75416DH29
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
08/22/2016
2
AN, MYUNG YOUNG
Exec Dt:
08/22/2016
3
YOO, MIN KEUN
Exec Dt:
08/22/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
(SINHEUNG-DONG)132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160369135
15254078
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 6
Reel/Frame:039604/0014   Pages: 2
Recorded: 08/31/2016
Attorney Dkt #:P76616DH33
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
08/26/2016
2
YOO, MIN KEUN
Exec Dt:
08/25/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
(SINHEUNG-DONG)132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160369137
15253009
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 7
Reel/Frame:039803/0908   Pages: 4
Recorded: 09/20/2016
Attorney Dkt #:Q229066
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
09/19/2016
2
AN, MYUNGYOUNG
Exec Dt:
09/20/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170121574
15127647
Correspondence name and address
SUGHRUE MION PLLC
2100 PENNSYLVANIA AVE NW
SUITE 800
WASHINGTON, DC 20037
Assignment: 8
Reel/Frame:039833/0146   Pages: 4
Recorded: 09/22/2016
Attorney Dkt #:Q229095
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
09/19/2016
2
YOO, MINKEUN
Exec Dt:
09/19/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170101561
15128151
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20037
Assignment: 9
Reel/Frame:039843/0170   Pages: 4
Recorded: 09/23/2016
Attorney Dkt #:Q229086
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, HAN YOUNG
Exec Dt:
09/19/2016
2
YOO, MINKEUN
Exec Dt:
09/19/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170107407
15128468
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 10
Reel/Frame:039902/0775   Pages: 2
Recorded: 09/30/2016
Attorney Dkt #:P77716DH38
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHOI, HAN YOUNG
Exec Dt:
09/22/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
(SINHEUNG-DONG)132, YAKCHON-RO IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170015878
15281218
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 11
Reel/Frame:040103/0291   Pages: 2
Recorded: 10/24/2016
Attorney Dkt #:P77816DH39
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHOI, HAN YOUNG
Exec Dt:
10/04/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
(SINHEUNG-DONG)132, YAKCHON-RO IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170037280
15332337
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 12
Reel/Frame:040076/0807   Pages: 2
Recorded: 10/20/2016
Attorney Dkt #:P79016DH42
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHOI, HAN YOUNG
Exec Dt:
10/19/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
(SINHEUNG-DONG)132, YAKCHON-RO IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170037285
15298700
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 13
Reel/Frame:040599/0483   Pages: 4
Recorded: 12/08/2016
Attorney Dkt #:Q230244
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHOI, HAN YOUNG
Exec Dt:
11/23/2016
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 570-977
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10093840
US20170101563
15317198
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 14
Reel/Frame:042862/0640   Pages: 4
Recorded: 06/29/2017
Attorney Dkt #:P87017DH19
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, BONG JIN
Exec Dt:
06/26/2017
2
AHN, GI HWAN
Exec Dt:
06/26/2017
3
KUM, JOONG HAN
Exec Dt:
06/26/2017
4
ON, JEUNG HOON
Exec Dt:
06/28/2017
5
CHOI, HAN YOUNG
Exec Dt:
06/26/2017
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10191329
US20180004043
15636828
Correspondence name and address
THE PL LAW GROUP, PLLC
5875 TRINITY PARKWAY
SUITE 110
CENTERVILLE, VA 20120
Assignment: 15
Reel/Frame:043204/0985   Pages: 3
Recorded: 08/04/2017
Attorney Dkt #:DAR-005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIM, GEO SAN
Exec Dt:
07/10/2017
2
KIM, SUNG MIN
Exec Dt:
07/10/2017
3
CHOI, HAN YOUNG
Exec Dt:
07/10/2017
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180024592
15654794
Correspondence name and address
JEFFREY S. CLARK
DLA PIPER, LLP (US)
33 ARCH STREET, 26TH FL
BOSTON, MA 02110
Assignment: 16
Reel/Frame:044107/0422   Pages: 4
Recorded: 11/13/2017
Attorney Dkt #:Q236438
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AN, MYUNGYOUNG
Exec Dt:
11/13/2017
2
SON, DONGJIN
Exec Dt:
11/13/2017
3
CHOI, HAN YOUNG
Exec Dt:
11/13/2017
Assignee
1
DONGWOO FINE-CHEM CO., LTD
132, YAKCHON-RO
IKSAN-SI-JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180134929
15810288
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 17
Reel/Frame:044110/0421   Pages: 4
Recorded: 11/13/2017
Attorney Dkt #:Q236443
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AN, MYUNGYOUNG
Exec Dt:
11/13/2017
2
YU, SUNGWOO
Exec Dt:
11/13/2017
3
CHOI, HAN YOUNG
Exec Dt:
11/13/2017
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10428247
US20180134930
15810771
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20037
Assignment: 18
Reel/Frame:044576/0629   Pages: 4
Recorded: 01/09/2018
Attorney Dkt #:Q237553
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AN, MYUNGYOUNG
Exec Dt:
01/09/2018
2
CHOI, HAN YOUNG
Exec Dt:
01/09/2018
3
SONG, KIRYONG
Exec Dt:
01/09/2018
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10836931
US20180194969
15865899
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 19
Reel/Frame:044576/0721   Pages: 4
Recorded: 01/09/2018
Attorney Dkt #:Q237549
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AN, MYUNGYOUNG
Exec Dt:
01/09/2018
2
CHOI, HAN YOUNG
Exec Dt:
01/09/2018
3
SONG, KIRYONG
Exec Dt:
01/09/2018
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO, IKSAN-SI
JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180194970
15865855
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 20
Reel/Frame:044885/0702   Pages: 4
Recorded: 02/09/2018
Attorney Dkt #:DAR-015
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUM, JOONG HAN
Exec Dt:
01/29/2018
2
YOO, JEONG HO
Exec Dt:
01/29/2018
3
JUNG, KYOUNG MOON
Exec Dt:
01/29/2018
4
CHOI, BONG JIN
Exec Dt:
01/29/2018
5
CHOI, HAN YOUNG
Exec Dt:
01/29/2018
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10336924
US20180223138
15893267
Correspondence name and address
JEFFREY S. CLARK
DLA PIPER LLP (US)
33 ARCH STREET, 26FL
BOSTON, MA 02110
Assignment: 21
Reel/Frame:056362/0098   Pages: 5
Recorded: 05/26/2021
Attorney Dkt #:Q263918
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONG, KWANWOOK
Exec Dt:
05/10/2021
2
KUM, JOONGHAN
Exec Dt:
05/10/2021
3
LEE, SEONGCHUL
Exec Dt:
05/10/2021
4
CHOI, HAN YOUNG
Exec Dt:
05/10/2021
Assignee
1
DONGWOO FINE-CHEM CO., LTD.
132, YAKCHON-RO
IKSAN-SI, JEOLLABUK-DO, KOREA, REPUBLIC OF 54631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210399343
17296461
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 900
WASHINGTON, DC 20006

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