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:
May. 05, 2015
Filed:
Mar. 29, 2012
Young Min Jeon, Ansan-si, KR;
Chang Hyung Lee, Gyeongsangnam-do, KR;
Jeong Gyu Park, Siheung-si, KR;
Sang Jin Nam, Anyang-si, KR;
Hyo Jin Min, Anyang-si, KR;
Joon Woo Kim, Siheung-si, KR;
IL Ji Lim, Seoul, KR;
Young Min Jeon, Ansan-si, KR;
Chang Hyung Lee, Gyeongsangnam-do, KR;
Jeong Gyu Park, Siheung-si, KR;
Sang Jin Nam, Anyang-si, KR;
Hyo Jin Min, Anyang-si, KR;
Joon Woo Kim, Siheung-si, KR;
Il Ji Lim, Seoul, KR;
Dae Joo Electronic Materials Co., Ltd., Gyeonggi-do, KR;
Abstract
The present invention provides a compound represented by the following formula 1. The compound of the present invention has high luminance, high luminous efficiency, excellent color purity and excellent high-temperature stability, and thus can provide a material for an organic electroluminescent device and an organic electroluminescent device having a long lifetime.