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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 11812659 B1

PDFFull Text
Date of Patent:
Nov. 07, 2023

Filed:

Sep. 22, 2020

Organic electroluminescence device and polycyclic compound for organic electroluminescence device

Applicants:

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

Lapto Co., Ltd., Seongnam-si, KR;

Inventors:

Seulong Kim, Hwaseong-si, KR;

Eu-gene Oh, Seoul, KR;

Munsoo Kim, Seongnam-si, KR;

JuWan Maeng, Seongnam-si, KR;

Kap-jong Han, Gwangju-si, KR;

Jaeweon Hur, Seoul, KR;

Hyewon Choi, Suwon-si, KR;

Kyungsik Kim, Suwon-si, KR;

Sung-Soo Bae, Seoul, KR;

Assignees:

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

Lapto Co., Ltd., Seongnam-si, KR;

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Christopher M Rodd

Int. Cl.
CPC ...
H10K 85/60 (2023.01); H10K 85/30 (2023.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/165 (2023.01); H10K 101/10 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6572 (2023.02); C09K 11/06 (2013.01); H10K 85/324 (2023.02); H10K 85/636 (2023.02); H10K 85/654 (2023.02); H10K 85/656 (2023.02); C09K 2211/1044 (2013.01); H10K 50/11 (2023.02); H10K 50/157 (2023.02); H10K 50/165 (2023.02); H10K 2101/10 (2023.02); H10K 2102/00 (2023.02);
Abstract

An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

Find Patent Forward Citations

Kim, Seulong. (2023). Organic electroluminescence device and polycyclic compound for organic electroluminescence device (U.S. Patent No. 11812659). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11812659

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