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:
May. 23, 2023
Filed:
Jan. 29, 2019
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Junta Fuchiwaki, Yokohama, JP;
Tohru Sato, Kyoto, JP;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 209/86 (2006.01); C07D 209/88 (2006.01); H01L 51/50 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
C07D 209/86 (2013.01); C07D 209/88 (2013.01); H01L 51/0054 (2013.01); H01L 51/0072 (2013.01); H01L 51/5016 (2013.01); H01L 51/5012 (2013.01);
Abstract
A polycyclic compound is represented by Formula 1: where X, Rto R, L, L, and nto nare further defined. An organic electroluminescence device includes the polycyclic compound.