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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.:

US 9406893 B1

PDFFull Text
Expired
Date of Patent:
Aug. 02, 2016

Filed:

Jun. 18, 2014

Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device

Applicant:

Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;

Inventors:

Harue Osaka, Kanagawa, JP;

Takako Takasu, Kanagawa, JP;

Nobuharu Ohsawa, Kanagawa, JP;

Hiromi Nowatari, Kanagawa, JP;

Satoshi Seo, Kanagawa, JP;

Assignee:

Semiconductor Energy Laboratory Co., Ltd., , JP;

Attorney:

Husch Blackwell LLP

Primary Examiner:

J L Yang

Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 333/76 (2006.01); C07D 409/10 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0074 (2013.01); C07D 333/76 (2013.01); C07D 409/10 (2013.01); H01L 51/006 (2013.01); H01L 51/0059 (2013.01); H01L 51/0072 (2013.01); H01L 51/0081 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5048 (2013.01); H01L 51/5088 (2013.01);
Abstract

A substance having a hole-transport property and a wide band gap is provided. A heterocyclic compound represented by a general formula (G1) is provided. In the formula, αand αseparately represent a substituted or unsubstituted arylene group having 6 to 13 carbon atoms; n and k separately represent 0 or 1; Qand Qseparately represent sulfur or oxygen; and Rto Rseparately represent hydrogen, an alkyl group having 1 to 12 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 14 carbon atoms.

Find Patent Forward Citations

Osaka, Harue. (2016). Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device (U.S. Patent No. 9406893). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9406893

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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