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:
Mar. 24, 2026
Filed:
Feb. 16, 2022
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Minjun Kim, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Sang Duk Suh, Daejeon, KR;
Min Woo Jung, Daejeon, KR;
Seulchan Park, Daejeon, KR;
Sunghyun Hwang, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 211/54 (2006.01); C07C 211/61 (2006.01); C07D 209/58 (2006.01); C07D 307/91 (2006.01); C07D 333/76 (2006.01); C07D 407/12 (2006.01); C07D 409/12 (2006.01); C07D 411/12 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/18 (2023.01);
U.S. Cl.
CPC ...
C07C 211/54 (2013.01); C07C 211/61 (2013.01); C07D 209/58 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C07D 407/12 (2013.01); C07D 409/12 (2013.01); C07D 411/12 (2013.01); C09K 11/06 (2013.01); H10K 85/622 (2023.02); H10K 85/631 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/181 (2023.02);
Abstract
A compound represented by Chemical Formula 1 and an organic light emitting device are provided. The compound is used as a material for an organic material layer of the organic light emitting device and provides improved efficiency, low driving voltage and enhanced lifetime.