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:
Feb. 04, 2025
Filed:
Apr. 01, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Hyeongmin Kim, Suwon-si, KR;
Heechoon Ahn, Seoul, KR;
Hyunah Um, Seoul, KR;
Yeseul Lee, Busan, KR;
Hyoyoung Lee, Suwon-si, KR;
Yirang Im, Daejeon, KR;
Seowon Cho, Anyang-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/40 (2023.01); C07F 7/08 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 85/60 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/40 (2023.02); C07F 7/0816 (2013.01); C09K 11/06 (2013.01); C09K 2211/1018 (2013.01); H10K 50/11 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 2101/10 (2023.02);
Abstract
An organic electroluminescence device of the present disclosure includes a first electrode, a second electrode oppositely disposed to the first electrode, and multiple organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer among the multiple organic layers includes a fused polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.