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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
11552255
Issue Dt:
01/10/2023
Application #:
16348733
Filing Dt:
05/09/2019
Publication #:
20190288218
Pub Dt:
09/19/2019
Inventors:
Hyun-Ju LA, Yu-Jin HEO, Won-Jang JEONG, Dae-Hyuk CHOI, Joo-Dong LEE, Jin-Seok CHOI
Title:
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING SAME
Assignment: 1
Reel/Frame:
051926/0419Recorded: 02/13/2020Pages: 12
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
HEESUNG MATERIAL LTD.
Exec Dt:
11/30/2018
Assignee:
LT MATERIALS CO., LTD.
113-19 DANGHA-RO, NAMSA-MYEON, CHEOIN-GU, YONGIN-SI
GYEONGGI-DO, KOREA, REPUBLIC OF
Correspondent:
BIRCH STEWART KOLASCH & BIRCH LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:
049137/0908Recorded: 05/10/2019Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
LA, HYUN-JU
Exec Dt:
02/22/2019
HEO, YU-JIN
Exec Dt:
02/22/2019
JEONG, WON-JANG
Exec Dt:
02/22/2019
CHOI, JIN-SEOK
Exec Dt:
02/22/2019
CHOI, DAE-HYUK
Exec Dt:
02/22/2019
LEE, JOO-DONG
Exec Dt:
02/22/2019
Assignee:
HEESUNG MATERIAL LTD.
113-19, DANGHA-RO, NAMSA-MYEON, CHEOIN-GU
YONGIN-CITY, GYEONGGI-DO, KOREA, REPUBLIC OF 17118
Correspondent:
BIRCH STEWART KOLASCH & BIRCH LLP
P.O. BOX 747
FALLS CHURCH, VA 22042

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