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:
Dec. 02, 2025
Filed:
May. 02, 2024
Applicant:
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Inventors:
Harue Osaka, Kanagawa, JP;
Takahiro Ushikubo, Kanagawa, JP;
Nobuharu Ohsawa, Kanagawa, JP;
Satoshi Seo, Kanagawa, JP;
Tsunenori Suzuki, Kanagawa, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); C07C 211/54 (2006.01); C09K 11/02 (2006.01); C09K 11/06 (2006.01); H05B 33/14 (2006.01); H10K 85/30 (2023.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 50/14 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/19 (2023.01); H10K 59/32 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/633 (2023.02); C07C 211/54 (2013.01); C09K 11/025 (2013.01); C09K 11/06 (2013.01); H05B 33/14 (2013.01); H10K 85/342 (2023.02); H10K 85/626 (2023.02); H10K 85/631 (2023.02); H10K 85/636 (2023.02); C07C 2601/14 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 50/14 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/19 (2023.02); H10K 59/32 (2023.02); H10K 85/615 (2023.02); H10K 85/6572 (2023.02); H10K 2101/10 (2023.02); Y10S 428/917 (2013.01);
Abstract
A triarylamine derivative represented by a general formula (G1) given below is provided. Note that in the formula, Ar represents either a substituted or unsubstituted phenyl group or a substituted or unsubstituted biphenyl group; α represents a substituted or unsubstituted naphthyl group; β represents either hydrogen or a substituted or unsubstituted naphthyl group; n and m each independently represent 1 or 2; and Rto Reach independently represent any of hydrogen, an alkyl group having 1 to 6 carbon atoms, or a phenyl group.