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. 20, 2016
Filed:
Feb. 04, 2013
Udc Ireland Limited, Dublin, IE;
Tetsu Kitamura, Kanagawa, JP;
Tenka Ouyo, Kanagawa, JP;
Yuki Hirai, Kanagawa, JP;
Koji Takaku, Kanagawa, JP;
Wataru Sotoyama, Kanagawa, JP;
Masaru Kinoshita, Kanagawa, JP;
Kuniyuki Kaminaga, Kanagawa, JP;
Yosuke Yamamoto, Kanagawa, JP;
UDC Ireland Limited, Dublin, IE;
Abstract
An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one layer of organic layers including a light emitting layer, disposed between the electrodes, in which at least one of the organic layers contains a compound represented by the following general formula: (Rto Reach independently represent a hydrogen atom or a substituent, and at least one of Rto Rand Rto Rrepresents -L-NRR(Rand Reach independently represent any of an alkyl group, an aryl group, a heteroaryl group. Rand Rmay be combined to each other to form a ring. L represents a single bond or a divalent linking group). Xto Xeach independently represent a carbon atom or a nitrogen atom, and when Xto Xrepresent nitrogen atoms, Rto Rfor bonding do not present.)