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:
Oct. 06, 2020
Filed:
Apr. 28, 2016
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Tomoharu Hayama, Sodegaura, JP;
Tetsuya Masuda, Sodegaura, JP;
Masahiro Kawamura, Sodegaura, JP;
Hirokatsu Ito, Sodegaura, JP;
Yumiko Mizuki, Sodegaura, JP;
Tomoki Kato, Sodegaura, JP;
Takushi Shiomi, Sodegaura, JP;
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Abstract
A compound is represented by a formula (1). In the formula (1); Ar represents an aromatic hydrocarbon group or a heterocyclic group having 4 or more fused rings and 22 or less ring atoms; Ar optionally has a substituent; Ris a substituted or unsubstituted aromatic hydrocarbon group; when Ris an aromatic hydrocarbon group having a substituent, the substituent is not a heterocyclic group; Xrepresents a nitrogen atom or a carbon atom bonded with R(CR); Rrepresents a hydrogen atom or a substituent; Lrepresents a single bond or a linking group; Xand Xeach independently represent a nitrogen atom or a carbon atom bonded with R(CR); Rand Reach independently represent a hydrogen atom or a substituent; and Lis a linking group.