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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 10490749 B1

PDFFull Text
Date of Patent:
Nov. 26, 2019

Filed:

Jul. 13, 2017

Organic light emitting device

Applicant:

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

Inventors:

Eunji Choi, Yongin-si, KR;

Jahyun Im, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-Do, KR;

Attorney:

F. Chau & Associates, LLC

Primary Examiner:

Gregory D Clark

Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); H01L 27/32 (2006.01); C09B 57/00 (2006.01); C09B 23/14 (2006.01); C09B 57/10 (2006.01); C09B 1/00 (2006.01); C09B 3/14 (2006.01); C09B 3/78 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0058 (2013.01); C09B 1/00 (2013.01); C09B 3/14 (2013.01); C09B 3/78 (2013.01); C09B 23/148 (2013.01); C09B 57/00 (2013.01); C09B 57/001 (2013.01); C09B 57/008 (2013.01); C09B 57/10 (2013.01); H01L 27/3211 (2013.01); H01L 51/0055 (2013.01); H01L 51/0094 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01);
Abstract

An organic light-emitting device includes a first electrode and a second electrode facing the first electrode. An organic layer is between the first electrode and the second electrode. The organic layer includes an emission layer. A hole transport region is between the first electrode and the emission layer. A first auxiliary layer is between the hole transport region and the emission layer. The first auxiliary layer includes a first compound represented by Formula 1.

Find Patent Forward Citations

Choi, Eunji. (2019). Organic light emitting device (U.S. Patent No. 10490749). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10490749

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

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