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:
Jul. 31, 2018
Filed:
Dec. 07, 2012
Applicant:
Doosan Corporation, Seoul, KR;
Inventors:
Hoe Moon Kim, Suwon-si, KR;
Sung Moo Kim, Yongin-si, KR;
Young Bae Kim, Hwaseong-si, KR;
Tae Hyung Kim, Yongin-si, KR;
Ho Cheol Park, Suwon-si, KR;
Chang Jun Lee, Ansan-si, KR;
Young Mi Baek, Yongin-si, KR;
Jin Yong Shin, Yongin-si, KR;
Assignee:
DOOSAN CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C09K 11/06 (2006.01); C07D 471/04 (2006.01); C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0071 (2013.01); C07D 471/04 (2013.01); C07D 487/04 (2013.01); C09K 11/06 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0074 (2013.01); H01L 51/0094 (2013.01); H01L 51/0052 (2013.01); H01L 51/0081 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 2251/308 (2013.01);
Abstract
The present invention relates to a novel indole-based compound having superior hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the indole-based compound in one or more organic layers thereof so as to thereby achieve improved characteristics, such as light-emitting efficiency, driving voltage, and lifespan characteristics.