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. 06, 2021
Filed:
Nov. 13, 2020
Applicant:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Inventors:
Yu Kudo, Sodegaura, JP;
Tasuku Haketa, Sodegaura, JP;
Hirokatsu Ito, Sodegaura, JP;
Yusuke Takahashi, Sodegaura, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/06 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); H01L 51/0059 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); C09K 2211/1022 (2013.01); H01L 51/5056 (2013.01);
Abstract
Provided are a compound capable of more improving the performance of organic EL devices, an organic electroluminescent device having a more improved device performance, and an electronic device including such an organic electroluminescent device; precisely, a compound represented by the following formula (1); wherein N*, Ar, *a, Rto R, Rto R, Rto R, Rto R, and Rto Rare as defined in the description, an organic electroluminescent device containing the compound, and an electronic device including such an organic electroluminescent device.