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:
Sep. 05, 2017
Filed:
Oct. 22, 2015
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
DoHan Kim, Gyeonggi-do, KR;
JungKeun Kim, Seoul, KR;
Hyoseok Kim, Daejeon, KR;
Min Yun, Gyeonggi-do, KR;
SeungHee Yoon, Seoul, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); H01L 51/00 (2006.01); C07D 223/14 (2006.01); C07D 403/04 (2006.01); C07D 409/10 (2006.01); C09K 11/06 (2006.01); C07D 223/32 (2006.01); C09K 11/02 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07D 223/14 (2013.01); C07D 223/32 (2013.01); C07D 403/04 (2013.01); C07D 409/10 (2013.01); C09K 11/025 (2013.01); C09K 11/06 (2013.01); H01L 51/0052 (2013.01); H01L 51/0056 (2013.01); H01L 51/0058 (2013.01); H01L 51/0067 (2013.01); H01L 51/0074 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/1092 (2013.01); C09K 2211/185 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5072 (2013.01);
Abstract
An organic light emitting display device is disclosed. The organic light emitting display device comprises an anode, an organic layer over the anode, and a cathode over the organic layer. The organic layer may include a heterocyclic compound. Alternatively, the organic layer may include a spirobisfluorene compound with hole transfer properties and a material with electron transfer properties.