The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2026
Filed:
Jun. 24, 2022
Applicant:
Rohm and Haas Electronic Materials Korea Ltd., Chungcheongnam-do, KR;
Inventors:
Hyo-Soon Park, Gyeonggi-do, KR;
Mi-Ja Lee, Gyeonggi-do, KR;
Kyung-Hoon Choi, Gyeonggi-do, KR;
Kyoung-Jin Park, Gyeonggi-do, KR;
Jin-Ri Hong, Gyeonggi-do, KR;
So-Mi Park, Gyeonggi-do, KR;
Hyun Kim, Gyeonggi-do, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 15/00 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); H10K 50/11 (2023.01); H10K 85/30 (2023.01);
U.S. Cl.
CPC ...
C07F 15/0033 (2013.01); H10K 50/11 (2023.02); H10K 85/342 (2023.02); C07B 2200/05 (2013.01);
Abstract
The present disclosure relates to an organic electroluminescent compound comprising a ligand represented by formula 1, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, it is possible to provide an organic electroluminescent device having higher luminous efficiency and/or longer lifetime properties compared to a conventional organic electroluminescent device.