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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 11469378 B1

PDFFull Text
Date of Patent:
Oct. 11, 2022

Filed:

Jun. 10, 2019

Electroluminescent compound and electroluminescent device including the same

Applicants:

Lg Display Co., Ltd., Seoul, KR;

Pnh Tech, Yongin-si, KR;

Inventors:

Seon-Keun Yoo, Paju-si, KR;

Hee-Jun Park, Paju-si, KR;

Jeong-Dae Seo, Paju-si, KR;

Seo-Yong Hyun, Yongin-si, KR;

Ha-Yeon Kim, Suwon-si, KR;

Seok-Keun Yoon, Hwaseong-si, KR;

Sun-Gi Kim, Yongin-si, KR;

In-Ho Lee, Suwon-si, KR;

Assignees:

LG DISPLAY CO., LTD., Seoul, KR;

PNH TECH, Yongin-si, KR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Robert S Loewe

Int. Cl.
CPC ...
H01L 51/00 (2006.01); C09K 11/06 (2006.01); C07D 307/91 (2006.01); C07C 211/61 (2006.01); C07D 213/22 (2006.01); C07C 211/54 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/006 (2013.01); C07C 211/54 (2013.01); C07C 211/61 (2013.01); C07D 213/22 (2013.01); C07D 307/91 (2013.01); C09K 11/06 (2013.01); H01L 51/0058 (2013.01); H01L 51/0061 (2013.01); H01L 51/0067 (2013.01); C07C 2603/18 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1018 (2013.01); H01L 51/0052 (2013.01); H01L 51/0073 (2013.01); H01L 51/5012 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5088 (2013.01); H01L 51/5092 (2013.01); H01L 51/5096 (2013.01);
Abstract

The present invention provides an electroluminescent compound of one of following formulas Formula 1 and Formula 2. Another aspect of the invention is an electroluminescent device including a first electrode; a second electrode facing the first electrode; and at least one organic material layer between the first and second electrodes, wherein one or more of the at least one organic material layer includes the electroluminescent compound.

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