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:
Jun. 25, 2019
Filed:
Mar. 31, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Hiromi Nakano, Yokohama, JP;
Nobutaka Akashi, Yokohama, JP;
SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-Do, KR;
Abstract
Provided are a polycyclic compound and an organic electroluminescence device including the same. The polycyclic compound according to an exemplary embodiment of the present disclosure is represented by the following formula 1. In Formula 1, X is O, SiR'R″, S, or BAr. At least one of Rto Ris an aryl amine-containing electron donor. When X is O, SiR′R″, or S, the aryl amine-containing electron donor further includes a Si.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile