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:
Jun. 07, 2016
Filed:
Apr. 06, 2010
Dinesh Rayabarapu, Waldwick, NJ (US);
Chuanjun Xia, Lawrenceville, NJ (US);
Raymond C. Kwong, Fo Tan, HK;
Bin MA, West Windsor, NJ (US);
Walter Yeager, Yardley, PA (US);
Bert Alleyne, Ewing, NJ (US);
Dinesh Rayabarapu, Waldwick, NJ (US);
Chuanjun Xia, Lawrenceville, NJ (US);
Raymond C. Kwong, Fo Tan, HK;
Bin Ma, West Windsor, NJ (US);
Walter Yeager, Yardley, PA (US);
Bert Alleyne, Ewing, NJ (US);
Universal Display Corporation, Ewing, NJ (US);
Abstract
Compounds comprising a metal complex having novel ligands are provided. In particular, the compound is an iridium complex comprising novel aza DBX ligands. The compounds may be used in organic light emitting devices, particularly as emitting dopants, providing improved efficiency, low operating voltage, and long lifetime.