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. 05, 2024
Filed:
Jul. 17, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sang Duk Suh, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Boon Jae Jang, Daejeon, KR;
Min Woo Jung, Daejeon, KR;
Jungha Lee, Daejeon, KR;
Su Jin Han, Daejeon, KR;
Seulchan Park, Daejeon, KR;
Sunghyun Hwang, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 487/04 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01);
U.S. Cl.
CPC ...
H10K 85/654 (2023.02); C07D 487/04 (2013.01); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02);
Abstract
A compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, the compound used as a material of an organic material layer of the organic light emitting device and providing improved efficiency, low driving voltage and improved lifetime characteristics.