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Patent Assignment Assignor Details
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Assignor Name : AHN, HEE-CHOON
Total Assignments: 13
Assignment: 1
Reel/Frame:043228/0557   Pages: 5
Recorded: 08/08/2017
Attorney Dkt #:76062-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANG, HYUN-JU
Exec Dt:
08/11/2015
2
KANG, HEE-RYONG
Exec Dt:
08/11/2015
3
KIM, YOUNG-GIL
Exec Dt:
08/11/2015
4
KIM, CHI-SIK
Exec Dt:
08/11/2015
5
LEE, SEON-WOO
Exec Dt:
12/15/2015
6
YANG, JEONG-EUN
Exec Dt:
08/11/2015
7
AHN, HEE-CHOON
Exec Dt:
08/11/2015
8
PARK, KYOUNG-JIN
Exec Dt:
07/12/2015
9
LEE, TAE-JIN
Exec Dt:
08/11/2015
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KORES LTD.
56, 3-GONGDAN1-RO, SEOBUK-GU
CHEONAN, KOREA, REPUBLIC OF 331-980
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9768394
US20170141326
15311539
Correspondence name and address
ROHM AND HAAS COMPANY
C/O DOW GLOBAL TECHNOLOGIES LLC
2040 DOW CENTER
MIDLAND, MI 48674
Assignment: 2
Reel/Frame:052153/0180   Pages: 5
Recorded: 03/18/2020
Attorney Dkt #:DI76062-US-PCD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANG, HYUN-JU
Exec Dt:
08/11/2015
2
KIM, YOUNG-GIL
Exec Dt:
08/11/2015
3
KANG, HEE-RYONG
Exec Dt:
08/11/2015
4
KIM, CHI-SIK
Exec Dt:
08/11/2015
5
YANG, JEONG-EUN
Exec Dt:
08/11/2015
6
LEE, SEON-WOO
Exec Dt:
12/18/2016
7
AHN, HEE-CHOON
Exec Dt:
08/11/2015
8
LEE, TAE-JIN
Exec Dt:
08/11/2015
9
PARK, KYOUNG-JIN
Exec Dt:
07/12/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONGDAN1-RO, SEOBUK-GU
CHEONAN, KOREA, REPUBLIC OF 331-980
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10319918
US20170352814
15671365
Correspondence name and address
DUPONT DE NEMOURS INC
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 3
Reel/Frame:037542/0181   Pages: 7
Recorded: 01/21/2016
Attorney Dkt #:1062B-009C2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AHN, HEE-CHOON
Exec Dt:
09/18/2015
2
MOON, DOO-HYEON
Exec Dt:
09/18/2015
3
KIM, HEE SOOK
Exec Dt:
09/18/2015
4
YOON, SEOK KEUN
Exec Dt:
01/04/2016
5
LEE, SU-HYUN
Exec Dt:
10/05/2015
6
LEE, KYUNG JOO
Exec Dt:
10/02/2015
7
PARK, KYOUNG-JIN
Exec Dt:
10/05/2015
8
KWON, HYUCK JOO
Exec Dt:
12/02/2015
9
KIM, BONG-OK
Exec Dt:
09/24/2015
10
SHIN, HYO-NIM
Exec Dt:
01/05/2016
11
KIM, NAM-KYUN
Exec Dt:
01/05/2016
12
CHO, YOUNG-JUN
Exec Dt:
01/05/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONGDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9287512
US20150357583
14825517
Correspondence name and address
KATHERINE M. PACYNSKI
29 WEST LAWRENCE STREET
SUITE 210
PONTIAC, MI 48342
Assignment: 4
Reel/Frame:064285/0517   Pages: 2
Recorded: 07/17/2023
Attorney Dkt #:DI77979-US-PCN
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
AHN, HEE-CHOON
Exec Dt:
07/02/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11807788
US20220186114
17558910
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 5
Reel/Frame:051613/0038   Pages: 3
Recorded: 01/24/2020
Attorney Dkt #:DI78143-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
AHN, HEE-CHOON
Exec Dt:
08/25/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO
SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10529933
US20180351113
15757725
Correspondence name and address
DUPONT DE NEMOURS INC
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 6
Reel/Frame:061591/0052   Pages: 2
Recorded: 10/31/2022
Attorney Dkt #:DI78143-US-PCN
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
AHN, HEE-CHOON
Exec Dt:
08/25/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11527728
US20200106027
16701319
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 7
Reel/Frame:047523/0878   Pages: 3
Recorded: 11/16/2018
Attorney Dkt #:DI76836-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, SU-HYUN
Exec Dt:
11/17/2016
2
AHN, HEE-CHOON
Exec Dt:
09/18/2016
3
LIM, YOUNG-MOOK
Exec Dt:
11/17/2016
4
KIM, BIT-NA-RI
Exec Dt:
11/15/2016
5
LEE, TAE-JIN
Exec Dt:
11/15/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633583
US20170305854
15518276
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 8
Reel/Frame:059956/0682   Pages: 3
Recorded: 05/19/2022
Attorney Dkt #:DI78265-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AHN, HEE-CHOON
Exec Dt:
09/18/2016
2
CHO, SANG-HEE
Exec Dt:
09/02/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU
SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, CHEONAN, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11394000
US20180323397
15770215
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 9
Reel/Frame:065493/0810   Pages: 5
Recorded: 11/08/2023
Attorney Dkt #:DI76635-US-PCN
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PARK, KYOUNG-JIN
Exec Dt:
07/26/2016
2
LEE, TAE-JIN
Exec Dt:
08/11/2016
3
SHIM, JAE-HOON
Exec Dt:
07/29/2016
4
DOH, YOO JIN
Exec Dt:
07/20/2016
5
KIM, YOUNG-KWANG
Exec Dt:
07/13/2016
6
MOON, DOO-HYEON
Exec Dt:
07/12/2016
7
YANG, JEONG-EUN
Exec Dt:
07/12/2016
8
AHN, HEE-CHOON
Exec Dt:
09/18/2016
9
LEE, SU-HYUN
Exec Dt:
07/12/2016
10
KIM, CHI-SIK
Exec Dt:
07/13/2016
11
JUN, JI-SONG
Exec Dt:
07/12/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11917907
US20220102633
17532294
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 10
Reel/Frame:046470/0888   Pages: 5
Recorded: 07/26/2018
Attorney Dkt #:76590-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, BIT-NA-RI
Exec Dt:
07/28/2016
2
KIM, NAM-KYUN
Exec Dt:
07/29/2016
3
NA, HONG-YEOP
Exec Dt:
07/28/2016
4
LEE, TAE-JIN
Exec Dt:
11/08/2016
5
CHOI, KYUNG-HOON
Exec Dt:
06/30/2016
6
SHIM, JAE-HOON
Exec Dt:
07/29/2016
7
CHO, YOUNG-JUN
Exec Dt:
06/02/2016
8
KANG, HEE-RYONG
Exec Dt:
07/12/2016
9
KANG, HYUN-JU
Exec Dt:
04/20/2016
10
MOON, DOO-HYEON
Exec Dt:
07/12/2016
11
JUN, JI-SONG
Exec Dt:
07/12/2016
12
AHN, HEE-CHOON
Exec Dt:
12/03/2016
13
KIM, YOUNG-KWANG
Exec Dt:
07/12/2016
14
HONG, JIN RI
Exec Dt:
07/29/2016
15
LIM, YOUNG-MOOK
Exec Dt:
07/13/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU
CHUNGCHEONGNAM-DO
CHEONAN, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10069086
US20170279056
15503742
Correspondence name and address
ROHM AND HAAS COMPANY
C/O DOW GLOBAL TECHNOLOGIES LLC
2040 DOW CENTER
MIDLAND, MI 48674
Assignment: 11
Reel/Frame:053868/0926   Pages: 7
Recorded: 09/24/2020
Attorney Dkt #:DI76693-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOON, DOO-HYEON
Exec Dt:
07/12/2016
2
KANG, HEE-RYONG
Exec Dt:
07/12/2016
3
JUN, JI-SONG
Exec Dt:
07/12/2016
4
YANG, JEONG-EUN
Exec Dt:
07/12/2016
5
LIM, YOUNG-MOOK
Exec Dt:
07/13/2016
6
LEE, SU-HYUN
Exec Dt:
07/12/2016
7
AHN, HEE-CHOON
Exec Dt:
12/03/2016
8
LEE, TAE-JIN
Exec Dt:
08/11/2016
9
HONG, JIN-RI
Exec Dt:
05/20/2020
10
KIM, BITNARI
Exec Dt:
05/14/2020
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO
SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10886474
US20170294590
15509590
Correspondence name and address
DUPONT DE NEMOURS INC
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 12
Reel/Frame:064526/0583   Pages: 3
Recorded: 08/08/2023
Attorney Dkt #:DI77823-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AHN, HEE-CHOON
Exec Dt:
09/10/2017
2
JEON, JEONG-HWAN
Exec Dt:
11/30/2016
3
NA, HONG-YEOP
Exec Dt:
11/29/2016
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11800796
US20180190912
15738335
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 13
Reel/Frame:066200/0861   Pages: 3
Recorded: 01/22/2024
Attorney Dkt #:DI79547-US-PCN
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AHN, HEE-CHOON
Exec Dt:
05/10/2018
2
MOON, DOO-HYEON
Exec Dt:
02/09/2018
3
CHO, SANG-HEE
Exec Dt:
02/12/2018
Assignee
1
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI
CHUNGCHEONGNAM-DO, KOREA, REPUBLIC OF 31093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11930704
US20230180604
18062715
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805

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