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. 23, 2024
Filed:
Feb. 23, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Yongbum Cha, Daejeon, KR;
Seongmi Cho, Daejeon, KR;
Jungbum Kim, Daejeon, KR;
Sung Kil Hong, Daejeon, KR;
Jiwon Kwak, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07D 307/91 (2006.01); C07D 307/93 (2006.01); C07D 405/04 (2006.01); C07D 405/10 (2006.01); C07D 405/14 (2006.01); C07D 409/04 (2006.01); C07D 409/14 (2006.01); C09K 11/02 (2006.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/18 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6574 (2023.02); C07D 307/91 (2013.01); C07D 307/93 (2013.01); C07D 405/04 (2013.01); C07D 405/10 (2013.01); C07D 405/14 (2013.01); C07D 409/04 (2013.01); C07D 409/14 (2013.01); C09K 11/025 (2013.01); H10K 85/615 (2023.02); H10K 85/622 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/18 (2023.02);
Abstract
The present specification relates to a hetero-cyclic compound represented by the following Chemical Formula 1, and an organic light emitting device including the same. Such hetero-cyclic compound used as a material for an organic material layer of an organic light emitting device improves efficiency, achieves low driving voltage, and/or improves service life characteristics. [Chemical Formula 1]