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:
Nov. 30, 2021
Filed:
Apr. 27, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Mi Yeon Han, Daejeon, KR;
Jung Oh Huh, Daejeon, KR;
Boon Jae Jang, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Dong Uk Heo, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 251/24 (2006.01); C07D 405/10 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0067 (2013.01); C07D 251/24 (2013.01); C07D 405/10 (2013.01); H01L 51/0073 (2013.01); H01L 51/50 (2013.01); H01L 51/5012 (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 disclosure relates to a cyclic compound represented by the following Chemical Formula 1, and an organic light emitting device including the same. The cyclic compound used as a material of an organic material layer of the organic light emitting device provides a low driving voltage and an improved lifetime characteristic of the organic light emitting device.