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:
Apr. 24, 2018
Filed:
Dec. 05, 2013
Idemitsu Kosan Co., Ltd., Chiyoda-ku, Tokyo, JP;
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Abstract
An aromatic amine derivative represented by the following formula (1). In the formula, Arand Arare independently a substituted or unsubstituted aryl group including 6 to 60 ring carbon atoms; Lis a substituted or unsubstituted arylene group including 6 to 60 ring carbon atoms; Lis a single bond or a substituted or unsubstituted arylene group including 6 to 60 ring carbon atoms; Rand Rare independently a substituted or unsubstituted aryl group including 6 to 60 ring carbon atoms or the like; n is an integer of 0 to 3; m is an integer of 0 to 4; Xto Xare independently a nitrogen atom or CR; provided that at least one of Xto Xare a nitrogen atom; Ris a hydrogen atom, a substituted or unsubstituted aryl group including 6 to 60 ring carbon atom or the like.