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:
Dec. 14, 2021
Filed:
Feb. 28, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Ki Dong Koo, Daejeon, KR;
Kongkyeom Kim, Daejeon, KR;
Dongheon Kim, Daejeon, KR;
Sujeong Geum, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 498/10 (2006.01); H01L 51/00 (2006.01); C07D 491/20 (2006.01); C07D 491/22 (2006.01); C07D 498/22 (2006.01); C07D 513/20 (2006.01); C07F 7/08 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0061 (2013.01); C07D 491/20 (2013.01); C07D 491/22 (2013.01); C07D 498/10 (2013.01); C07D 498/22 (2013.01); C07D 513/20 (2013.01); C07F 7/0812 (2013.01); C09K 11/06 (2013.01); H01L 51/006 (2013.01); H01L 51/0094 (2013.01); C09K 2211/1018 (2013.01); H01L 51/0054 (2013.01); H01L 51/0058 (2013.01); H01L 51/0071 (2013.01); H01L 51/0073 (2013.01); H01L 51/5012 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5088 (2013.01); H01L 51/5092 (2013.01);
Abstract
The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device including the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and enhanced lifetime properties.