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. 09, 2013
Filed:
Oct. 30, 2008
Ryota Ooishi, Yokohama, JP;
Takao Takiguchi, Chofu, JP;
Jun Kamatani, Tokyo, JP;
Tetsuya Kosuge, Kawasaki, JP;
Shigemoto Abe, Tokyo, JP;
Ryota Ooishi, Yokohama, JP;
Takao Takiguchi, Chofu, JP;
Jun Kamatani, Tokyo, JP;
Tetsuya Kosuge, Kawasaki, JP;
Shigemoto Abe, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An oligofluorene compound is represented by the General Formula (1) below wherein in Formula (1) Prepresents a hydrogen atom, a halogen atom, or a linear or branched alkyl group having 1 to 20 carbon atoms; Prepresents a hydrogen atom, a halogen atom, a substituted or unsubstituted linear or branched alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted phenyl group, or a substituted or unsubstituted 2-naphthyl group; Rand Reach represent a hydrogen atom, a halogen atom, or a linear or branched alkyl group having 1 to 20 carbon atoms; and n represents integer of 2 to 4.