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:
Jul. 28, 2026
Filed:
Aug. 20, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Woochul Lee, Daejeon, KR;
Ji Young Choi, Daejeon, KR;
Sang Duk Suh, Daejeon, KR;
Joo Ho Kim, Daejeon, KR;
Hoon Jun Kim, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 307/91 (2006.01); C07C 15/28 (2006.01); C07F 5/02 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 85/60 (2023.01);
U.S. Cl.
CPC ...
C07D 307/91 (2013.01); C07C 15/28 (2013.01); C07F 5/027 (2013.01); C09K 11/06 (2013.01); H10K 85/626 (2023.02); H10K 85/6574 (2023.02); H10K 85/658 (2023.02); C07C 2603/24 (2017.05); C07C 2603/26 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1018 (2013.01); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02);
Abstract
Provided is an organic light emitting device comprising a first electrode; a second electrode provided to face the first electrode; and an organic material layer having one or more layers provided between the first electrode and the second electrode, wherein a compound of the following Formula 1 is included as a host in the organic material layer having one or more layers, and a compound of the following Formula 2 is included as a dopant in the organic material layer having one or more layers: