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.

Date of Patent:
Jun. 12, 2018

Filed:

Feb. 21, 2014
Applicant:

Universal Display Corporation, Ewing, NJ (US);

Inventors:

Raymond Kwong, Fo Tan, HK;

Kit Yee Tsang, Shatin, HK;

Chuanjun Xia, Lawrenceville, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 333/50 (2006.01); C07D 333/76 (2006.01); C07D 405/04 (2006.01); C07D 405/10 (2006.01); C07D 409/04 (2006.01); C07D 409/10 (2006.01); C07D 487/04 (2006.01); C07D 491/048 (2006.01); C07D 495/04 (2006.01); C07D 209/56 (2006.01); C07D 209/86 (2006.01); C07D 307/77 (2006.01); C07D 307/91 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0056 (2013.01); C07D 209/56 (2013.01); C07D 209/86 (2013.01); C07D 307/77 (2013.01); C07D 307/91 (2013.01); C07D 333/50 (2013.01); C07D 333/76 (2013.01); C07D 405/04 (2013.01); C07D 405/10 (2013.01); C07D 409/04 (2013.01); C07D 409/10 (2013.01); C07D 487/04 (2013.01); C07D 491/048 (2013.01); C07D 495/04 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01);
Abstract

The present disclosure provides novel compounds containing dibenzo[fg,op]tetracene and larger all-benzenoid moiety that can be used as hosts for phosphorescent emitters providing low-voltage, high-efficiency and high-stability devices.


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