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.:
Date of Patent:
Sep. 05, 2017
Filed:
Nov. 24, 2014
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Alexey Borisovich Dyatkin, Ambler, PA (US);
Chuanjun Xia, Lawrenceville, NJ (US);
David Zenan Li, Princeton, NJ (US);
Lichang Zeng, Lawrenceville, NJ (US);
Vadim Adamovich, Yardley, PA (US);
Assignee:
Universal Display Corporation, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 495/04 (2006.01); C07D 491/048 (2006.01); C07D 517/04 (2006.01); C07D 491/147 (2006.01); C07D 517/14 (2006.01); C07D 495/14 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0071 (2013.01); C07D 491/048 (2013.01); C07D 491/147 (2013.01); C07D 495/04 (2013.01); C07D 495/14 (2013.01); C07D 517/04 (2013.01); C07D 517/14 (2013.01); H01L 51/0067 (2013.01); H01L 51/0054 (2013.01); H01L 51/0059 (2013.01); H01L 51/0074 (2013.01); H01L 51/0085 (2013.01); H01L 51/5072 (2013.01);
Abstract
A novel compound based on aza- and diazodibenzofurans; aza- and diaza dibenzothiophenes, such as benzothieno- and benzofuropyrimidines as well as benzothieno- and benzofuropyrazines useful for electron-transporting host material in green, red, yellow, and white phosphorescent emitting devices is disclosed.