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:
Oct. 27, 2020
Filed:
Feb. 05, 2016
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Junha Park, Yongin-si, KR;
Youngkook Kim, Yongin-si, KR;
Sungsoo Bae, Yongin-si, KR;
Munki Sim, Yongin-si, KR;
Eunyoung Lee, Yongin-si, KR;
Hyoyoung Lee, Yongin-si, KR;
Eunjae Jeong, Yongin-si, KR;
Seokhwan Hwang, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
Provided are a condensed cyclic compound and an organic light-emitting device including the same. The material is represented by the formula A-(A), wherein Amay be selected from groups represented by Formula 2, Amay be selected from groups represented by Formulae 2-1 to 2-4, and nmay be an integer selected from 1 to 5: Organic light-emitting devices manufactured using this material were found to have lower driving voltages, higher brightness values, higher efficiencies, and longer half-lifespans.