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:
Dec. 08, 2009
Filed:
Nov. 20, 2003
Tomohiro Oshiyama, Hachioji, JP;
Hiroshi Kita, Hachioji, JP;
Taketoshi Yamada, Saitama, JP;
Mitsuhiro Fukuda, Chofu, JP;
Yoshiyuki Suzuri, Musashino, JP;
Motoi Kinoshita, Yokohama, JP;
Noriko Ueda, Hino, JP;
Tomohiro Oshiyama, Hachioji, JP;
Hiroshi Kita, Hachioji, JP;
Taketoshi Yamada, Saitama, JP;
Mitsuhiro Fukuda, Chofu, JP;
Yoshiyuki Suzuri, Musashino, JP;
Motoi Kinoshita, Yokohama, JP;
Noriko Ueda, Hino, JP;
Abstract
Disclosed is an organic electroluminescent element comprising an anode, a cathode and a component layer including a light emission layer, the component layer being provided between the anode and the cathode, wherein the component layer contains a compound represented by formula 1,X-(A)  Formula 1wherein Arepresents a group represented by formula 2;