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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 9954180 B1

PDFFull Text
Date of Patent:
Apr. 24, 2018

Filed:

Aug. 20, 2010

Bicarbazole compounds for oleds

Applicants:

Chuanjun Xia, Lawrenceville, NJ (US);

Raymond Kwong, Plainsboro, NJ (US);

Ken-tsung Wong, Tapei County, TW;

Ming-cheng Kuo, Taichung County, TW;

Inventors:

Chuanjun Xia, Lawrenceville, NJ (US);

Raymond Kwong, Plainsboro, NJ (US);

Ken-Tsung Wong, Tapei County, TW;

Ming-Cheng Kuo, Taichung County, TW;

Assignee:

Universal Display Corporation, Ewing, NJ (US);

Attorney:

Duane Morris LLP

Primary Examiner:

Andrew K Bohaty

Assistant Examiner:

Dylan C Kershner

Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 401/14 (2006.01); C07D 403/14 (2006.01); C07D 405/14 (2006.01); C07D 409/14 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0067 (2013.01); C07D 401/14 (2013.01); C07D 403/14 (2013.01); C07D 405/14 (2013.01); C07D 409/14 (2013.01); H01L 51/0072 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01);
Abstract

Novel organic compounds comprising a bicarbazole core are provided. In particular, the compounds has a 3,3'-bicarbazole core substituted at the 9-position with a triazine or pyrimidine. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and improved lifetime.

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Quick Actions:

Xia, Chuanjun. (2018). Bicarbazole compounds for oleds (U.S. Patent No. 9954180). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9954180

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