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:
Nov. 01, 2011
Filed:
Dec. 17, 2008
Applicants:
Shuit-tong Lee, Hong Kong, HK;
Chun Sing Lee, Hong Kong, HK;
Pengfei Wang, Hong Kong, HK;
Zhiyuan Xie, Hong Kong, HK;
Inventors:
Shuit-Tong Lee, Hong Kong, HK;
Chun Sing Lee, Hong Kong, HK;
Pengfei Wang, Hong Kong, HK;
Zhiyuan Xie, Hong Kong, HK;
Assignee:
City University of Hong Kong, Kowloon Tong, Kowloon, HK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electroluminescence device has an anode, a cathode and an emitting layer located between the anode and the cathode. The emitting layer contains a compound selected from a group consisting of neutral red and its derivatives.