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:
May. 16, 2023
Filed:
Aug. 09, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Dong Uk Heo, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Jungoh Huh, Daejeon, KR;
Boonjae Jang, Daejeon, KR;
Minyoung Kang, Daejeon, KR;
Miyeon Han, Daejeon, KR;
Min Woo Jung, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 405/14 (2006.01); C07D 405/10 (2006.01); C07D 311/80 (2006.01); C07D 471/04 (2006.01);
U.S. Cl.
CPC ...
H10K 85/654 (2023.02); C07D 311/80 (2013.01); C07D 405/10 (2013.01); C07D 405/14 (2013.01); C07D 471/04 (2013.01); H10K 50/00 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 99/00 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02);
Abstract
The present specification provides a compound of Chemical Formula 1 and an organic light emitting device including the same. The compound of Chemical Formula 1 used in an organic material layer of the organic light emitting device provides improved driving voltage and light efficiency, and increased service lifetime.