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. 20, 2022
Filed:
Jul. 20, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Minjun Kim, Daejeon, KR;
Kongkyeom Kim, Daejeon, KR;
Hyok Joon Kwon, Daejeon, KR;
Min Woo Lee, Daejeon, KR;
Donghee Kim, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/14 (2006.01); C07D 403/04 (2006.01); C07D 491/048 (2006.01); C07D 495/04 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C07D 491/048 (2013.01); C07D 401/14 (2013.01); C07D 403/04 (2013.01); C07D 495/04 (2013.01); H01L 51/0056 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0074 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01);
Abstract
The present specification provides a compound of Chemical Formula 1, and an organic light emitting device including the same. The compound provides a low driving voltage, high light emission efficiency and a long lifetime of the organic light emitting device.