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. 26, 2023
Filed:
Jun. 07, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Miyeon Han, Daejeon, KR;
Sung Kil Hong, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Jungoh Huh, Daejeon, KR;
Hyungjin Lee, Daejeon, KR;
Dongheon Kim, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/00 (2006.01); H10K 85/60 (2023.01); C09K 11/02 (2006.01); H10K 50/11 (2023.01); H10K 50/16 (2023.01); H10K 50/18 (2023.01); H10K 50/17 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6574 (2023.02); C09K 11/025 (2013.01); H10K 85/654 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02); H10K 50/18 (2023.02);
Abstract
Provided is an organic light-emitting device comprising: a first electrode; a second electrode provided to face the first electrode; and a first organic material layer and a second organic material layer provided between the first electrode and the second electrode, in which the first organic material layer includes a compound of Formula 1, and the second organic material layer includes a compound of Formula 2.