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. 15, 2025
Filed:
Apr. 01, 2020
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Tomoka Hara, Kanagawa, JP;
Hideko Yoshizumi, Kanagawa, JP;
Toshiki Sasaki, Kanagawa, JP;
Satoshi Seo, Kanagawa, JP;
Abstract
A benzofuropyrimidine derivative or a benzothienopyrimidine derivative, which is a novel organic compound, is provided. The organic compound is represented by General Formula (G1) below. In General Formula (G1), Q represents oxygen or sulfur. A represents any one of a substituted or unsubstituted condensed aromatic hydrocarbon ring having 6 to 13 carbon atoms in the ring and a substituted or unsubstituted π-electron rich condensed heteroaromatic ring having 6 to 13 carbon atoms in the ring; and R1 to R19 each independently represent any one of hydrogen, an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 7 carbon atoms in the ring, and a substituted or unsubstituted aryl group having 6 to 13 carbon atoms in the ring.