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:
Jan. 20, 2015
Filed:
Oct. 21, 2011
James Matthew Macdonald, Oakleigh South, AU;
Kazunori Ueno, Burwood, AU;
Karl Peter Weber, Surrey Hills, AU;
Tadahiko Hirai, Mount Waverley, AU;
Juo-hao LI, Kaohsiung, TW;
James Matthew MacDonald, Oakleigh South, AU;
Kazunori Ueno, Burwood, AU;
Karl Peter Weber, Surrey Hills, AU;
Tadahiko Hirai, Mount Waverley, AU;
Juo-Hao Li, Kaohsiung, TW;
Abstract
An organic electroluminescent device comprising: a pair of electrodes comprising an anode and a cathode, and one or more layers of organic compound arranged between the pair of electrodes, wherein the organic compound layer, or one or more of the organic compound layers, comprises a compound represented by a substituted imidazole. The substituents on the imidazole ring may be selected from a range of suitable substituents, including: substituted or unsubstituted aryl groups, substituted or unsubstituted heterocyclic groups, substituted or unsubstituted alkyl groups or cyano groups. In various aspects of the invention, at least one of the substituent groups may be a substituted or unsubstituted imidazole or thiophene group.