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. 11, 2023
Filed:
May. 28, 2019
Applicant:
Udc Ireland Limited, Dublin, IE;
Inventors:
Toshihiro Ise, Kanagawa, JP;
Saki Takada, Kanagawa, JP;
Assignee:
UDC IRELAND LIMITED, Dublin, IE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); C09B 57/00 (2006.01); C07D 495/06 (2006.01); C07D 209/94 (2006.01); C07C 13/62 (2006.01); C09K 11/06 (2006.01); H05B 33/10 (2006.01); C07D 307/93 (2006.01); C07D 487/06 (2006.01); C07D 493/06 (2006.01); C07D 493/16 (2006.01); C07D 493/22 (2006.01); C07D 495/16 (2006.01); C07D 495/22 (2006.01); C07D 307/77 (2006.01); C07F 7/08 (2006.01); H10K 50/11 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6576 (2023.02); C07C 13/62 (2013.01); C07D 209/94 (2013.01); C07D 307/77 (2013.01); C07D 307/93 (2013.01); C07D 487/06 (2013.01); C07D 493/06 (2013.01); C07D 493/16 (2013.01); C07D 493/22 (2013.01); C07D 495/06 (2013.01); C07D 495/16 (2013.01); C07D 495/22 (2013.01); C07F 7/0812 (2013.01); C09B 57/001 (2013.01); C09K 11/06 (2013.01); H05B 33/10 (2013.01); H10K 50/11 (2023.02); H10K 85/624 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); C07C 2603/54 (2017.05); C09K 2211/1011 (2013.01); C09K 2211/1088 (2013.01); C09K 2211/1092 (2013.01); C09K 2211/1096 (2013.01);
Abstract
An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which at least one kind of compound represented by the following general formula is contained in any layer of the at least one organic layer, is an organic electroluminescent element, in which the generation of dark spots during driving is inhibited: