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:
Feb. 10, 2026
Filed:
Jan. 08, 2021
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Yongwook Kim, Daejeon, KR;
Jaechol Lee, Daejeon, KR;
Hisayuki Kawamura, Tokyo, JP;
Shinji Shiraki, Tokyo, JP;
Tsukasa Owada, Yamagata, JP;
Ayato Arai, Yamagata, JP;
Hisahiro Sasabe, Yamagata, JP;
Junji Kido, Yamagata, JP;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C07C 211/54 (2006.01); C07D 209/84 (2006.01); C07D 219/02 (2006.01); C07D 223/14 (2006.01); C07D 241/46 (2006.01); C07D 265/38 (2006.01); C07D 279/30 (2006.01); C07D 471/04 (2006.01); C07F 5/02 (2006.01); C07F 7/08 (2006.01); H10K 50/12 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01);
U.S. Cl.
CPC ...
C07D 241/46 (2013.01); C07C 211/54 (2013.01); C07D 209/84 (2013.01); C07D 219/02 (2013.01); C07D 223/14 (2013.01); C07D 265/38 (2013.01); C07D 279/30 (2013.01); C07D 471/04 (2013.01); C07F 5/027 (2013.01); C07F 7/0812 (2013.01); H10K 50/12 (2023.02); H10K 85/40 (2023.02); H10K 85/615 (2023.02); H10K 85/631 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/658 (2023.02);
Abstract
The present invention is to provide a light emitting material, for an organic EL device, exhibiting higher light emitting efficiency, and particularly, to provide a blue light emitting material,