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:
Mar. 26, 2024
Filed:
Feb. 15, 2019
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Jongwoo Kim, Yongin-si, KR;
Dongjun Kim, Yongin-si, KR;
Jangyeol Baek, Yongin-si, KR;
Eunjae Jeong, Yongin-si, KR;
Sanghyun Han, Yongin-si, KR;
Youngkook Kim, Yongin-si, KR;
Seokhwan Hwang, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07D 209/88 (2006.01); C07D 405/12 (2006.01); H10K 50/17 (2023.01); H10K 50/155 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6572 (2023.02); C07D 209/88 (2013.01); C07D 405/12 (2013.01); H10K 50/17 (2023.02); H10K 85/633 (2023.02); H10K 85/636 (2023.02); H10K 85/6574 (2023.02); H10K 50/155 (2023.02);
Abstract
A diamine compound includes a naphthyl-phenyl linker and a 2-carbazolyl group. An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes the diamine compound including the naphthyl-phenyl linker and the 2-carbazolyl group.