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:
Sep. 10, 2024

Filed:

Jul. 24, 2019
Applicant:

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

Inventors:

Sachiko Kawakami, Kanagawa, JP;

Rina Shimazaki, Kanagawa, JP;

Takumu Okuyama, Kanagawa, JP;

Tsunenori Suzuki, Kanagawa, JP;

Satoshi Seo, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 405/12 (2006.01); H10K 85/60 (2023.01); H10K 50/15 (2023.01);
U.S. Cl.
CPC ...
H10K 85/636 (2023.02); C07D 405/12 (2013.01); H10K 50/15 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02);
Abstract

A novel organic compound is provided. A novel organic compound having a hole-transport property is provided. A novel hole-transport material is provided. A novel light-emitting element is provided. Alight-emitting element with a favorable lifetime is provided. A light-emitting element with favorable emission efficiency is provided. An organic compound having a substituted or unsubstituted benzonaphthofuran skeleton, a substituted or unsubstituted carbazole skeleton, and a substituted or unsubstituted amine skeleton is provided. Alternatively, a light-emitting element that uses the hole-transport material is provided.


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