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. 13, 2022
Filed:
Sep. 12, 2019
Applicant:
Kyulux, Inc., Fukuoka, JP;
Inventors:
YuSeok Yang, Fukuoka, JP;
Yong Joo Cho, Fukuoka, JP;
Yoshitake Suzuki, Fukuoka, JP;
Shuo-Hsien Cheng, Fukuoka, JP;
Jorge Aguilera-Iparraguirre, Roslindale, MA (US);
Assignee:
KYULUX, INC., Fukuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 403/14 (2006.01); C07D 471/04 (2006.01); C07D 413/14 (2006.01); C07D 417/14 (2006.01); C07F 7/08 (2006.01); C07D 487/04 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
C07D 403/14 (2013.01); C07D 413/14 (2013.01); C07D 417/14 (2013.01); C07D 471/04 (2013.01); C07D 487/04 (2013.01); C07F 7/0816 (2013.01); H01L 51/0059 (2013.01); H01L 51/0067 (2013.01); H01L 51/0069 (2013.01); H01L 51/0072 (2013.01); H01L 51/0094 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01);
Abstract
The present disclosure relates to compounds of Formula (1) as useful materials for OLEDs. A is CN, cyanoaryl, or heteroaryl having at least one nitrogen atom as a ring-constituting atom; and D, Dand Dare diarylamino or carbazolyl.