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:
Sep. 22, 2026
Filed:
Aug. 31, 2021
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Hoon Jun Kim, Daejeon, KR;
Jae Seung Ha, Daejeon, KR;
Ji Young Choi, Daejeon, KR;
Woochul Lee, Daejeon, KR;
Joo Ho Kim, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); H10K 50/10 (2023.01); H10K 50/11 (2023.01); H10K 101/00 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6574 (2023.02); H10K 85/658 (2023.02); H10K 50/10 (2023.02); H10K 50/11 (2023.02); H10K 2101/90 (2023.02);
Abstract
Provided is an organic light emitting device comprising: a first electrode; a second electrode; one or more organic material layers including a light emitting layer provided between the first electrode and the second electrode, wherein the light emitting layer includes a compound of Chemical Formula 1 and a compound of Chemical Formula 2: