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. 01, 2022
Filed:
Mar. 12, 2019
Applicant:
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Inventors:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); C07F 5/02 (2006.01); C07D 307/91 (2006.01); C07D 333/76 (2006.01); C09K 11/06 (2006.01); H01L 51/00 (2006.01); H05B 33/10 (2006.01);
U.S. Cl.
CPC ...
C07F 5/025 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C09K 11/06 (2013.01); H01L 51/0052 (2013.01); H01L 51/0058 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); H05B 33/10 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1088 (2013.01); C09K 2211/1092 (2013.01); H01L 51/006 (2013.01); H01L 51/0059 (2013.01); H01L 51/0081 (2013.01); H01L 51/5012 (2013.01); H01L 51/5016 (2013.01);
Abstract
Provided are a heterocyclic compound which emits blue light and is represented by General Formula (G1) below, and a light-emitting element, a light-emitting device, an electronic device and a lighting device which are formed using the heterocyclic compound represented by General Formula (G1) below. The use of the heterocyclic compound represented by General Formula (G1) makes it possible to provide a light-emitting element which has high emission efficiency, and also a light-emitting device, an electronic device and a lighting device which have reduced power consumption.