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:
Jan. 12, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventor:
Hye Jeong Park, Hwaseong-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07D 471/04 (2006.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6572 (2023.02); C07D 471/04 (2013.01); H10K 50/15 (2023.02); H10K 50/16 (2023.02);
Abstract
An organic electroluminescence device includes a first electrode, a second electrode disposed on the first electrode, and functional layers disposed between the first electrode and the second electrode. At least one functional layer of the functional layers includes a compound represented by Formula 1, thereby having low driving voltage, high light emission efficiency, and long life characteristics.