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:
Sep. 23, 2025
Filed:
Apr. 07, 2022
Fujifilm Corporation, Tokyo, JP;
Hiroki Sugiura, Kanagawa, JP;
Toshihiro Ise, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
An organic thin film transistor having excellent atmospheric stability is provided. A polymer, a composition, an organic semiconductor film, and a compound is also provided. The organic thin film transistor has an organic semiconductor film which includes a polymer having a partial structure represented by Formula (1). In Formula (1), Xrepresents a sulfur atom or a selenium atom, Xto Xeach independently represent a sulfur atom, an oxygen atom, or a selenium atom, Yto Yeach independently represent a group represented by —CR═ or a nitrogen atom, where at least one of Yto Yrepresents a nitrogen atom, Rrepresents a hydrogen atom or a substituent, and * represents a bonding position.