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:
Aug. 20, 2019
Filed:
Nov. 14, 2012
Udc Ireland Limited, Dublin, IE;
UDC Ireland Limited, Dublin, IE;
Abstract
An organic electroluminescent element having high durability can be provided by using a compound represented by the following general formula (1), wherein: Zto Zeach represent a carbon atom or a nitrogen atom; Arepresents an atomic group which is combined with Zand a nitrogen atom to form a 5- or 6-membered hetero ring; Brepresents an atomic group which is combined with Zand a carbon atom to form a 5- or 6-membered ring; Crepresents an atomic group which is combined with Zand a nitrogen atom to form a 5- or 6-membered hetero ring; Drepresents an atomic group which is combined with Zand a carbon atom to form a 5- or 6-membered ring; n represents 1 or 2; L represents a single bond or a linking group; and G represents a fused ring with 3 or more rings.