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.

Date of Patent:
Nov. 01, 2022

Filed:

Nov. 27, 2018
Applicant:

Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;

Inventors:

Ryota Takahashi, Ichihara, JP;

Tomoki Kato, Ichihara, JP;

Hidetsugu Ikeda, Ichihara, JP;

Assignee:

IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C09K 11/06 (2006.01); C07D 487/06 (2006.01); C07D 487/16 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07D 487/06 (2013.01); C07D 487/16 (2013.01); C09K 11/06 (2013.01); H01L 51/0052 (2013.01); H01L 51/0058 (2013.01); H01L 51/0061 (2013.01); H01L 51/0073 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1033 (2013.01); C09K 2211/1037 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/1088 (2013.01); C09K 2211/1092 (2013.01); H01L 51/5012 (2013.01); H01L 51/5016 (2013.01);
Abstract

Disclosed herein are compounds capable of producing organic electroluminescence (EL) devices having excellent properties, organic EL devices comprising the compounds, and electronic devices comprising the organic EL devices. The compounds of this disclosure are represented by formula (1) below, where A, B, C, and Rto Rare defined herein.


Find Patent Forward Citations

Loading…