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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.:

US 12052915 B1

PDFFull Text
Date of Patent:
Jul. 30, 2024

Filed:

Jul. 16, 2020

Organic electroluminescence device and polycyclic compound for organic electroluminescence device

Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Akinori Yamatani, Yokohama, JP;

Ikuo Sasaki, Yokohama, JP;

Makoto Yamamoto, Yokohama, JP;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Aaron J Gray

Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07D 235/06 (2006.01); C07D 235/18 (2006.01); C07D 235/20 (2006.01); C07D 235/24 (2006.01); C07D 235/30 (2006.01); H10K 50/11 (2023.01); H10K 50/14 (2023.01); H10K 85/40 (2023.01);
U.S. Cl.
CPC ...
H10K 85/654 (2023.02); C07D 235/06 (2013.01); C07D 235/18 (2013.01); C07D 235/20 (2013.01); C07D 235/24 (2013.01); C07D 235/30 (2013.01); H10K 50/11 (2023.02); H10K 50/14 (2023.02); H10K 85/6572 (2023.02); H10K 85/40 (2023.02);
Abstract

An organic electroluminescence device according to an embodiment of the present disclosure includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein at least one organic layer of the plurality of organic layers includes a polycyclic compound containing two aromatic 6-membered rings which are linked by a single bond, and a plurality of benzimidazole groups which are substituted at the two aromatic 6-membered rings, wherein each of the two aromatic 6-membered rings includes a carbon atom or a nitrogen atom as an atom for forming a ring.

Find Patent Forward Citations

Yamatani, Akinori. (2024). Organic electroluminescence device and polycyclic compound for organic electroluminescence device (U.S. Patent No. 12052915). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12052915

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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