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:
Nov. 14, 2023
Filed:
Nov. 08, 2019
Samsung Display Co., Ltd., Yongin-si, KR;
Hyejeong Park, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and comprising an emission layer; and at least one condensed cyclic compound represented by Formula 1-1, 1-2, or 1-3: where in Formulae 1-1 to 1-3, at least one of R(s) is an electron withdrawing group, at least one selected from R(s) and R(s) is an electron withdrawing group, and at least one selected from R(s), R(s), and R(s) is an electron withdrawing group, wherein a case where the number of cyano groups in the electron withdrawing group included in the condensed cyclic compound represented by Formula 1-1 is two or more is excluded.