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. 03, 2026
Filed:
Jan. 21, 2021
Sfc Co., Ltd, Cheongju-si, KR;
Sung-Hoon Joo, Cheongju-si, KR;
Bong-Ki Shin, Cheongju-si, KR;
Byung-Sun Yang, Cheongju-si, KR;
Ji-Hwan Kim, Cheongju-si, KR;
Hyeon-Jun Jo, Cheongju-si, KR;
Sung-Eun Choi, Cheongju-si, KR;
SFC CO., LTD, Cheongju-si, KR;
Abstract
The present invention relates to a polycyclic aromatic derivative compound and an organic light-emitting device having high efficiency and long lifespan, the device applying the compound in various organic layers so as to remarkably improve luminous efficiency. According to the invention, an organic light-emitting device having high efficiency and long lifespan and having remarkably improved luminous efficiency can be implemented, and thus can be industrially useful in various display devices and lighting devices.