IP Library › Granted Patent US 6,979,739
Granted Patent B2
US 6,979,739 · App. 10/459,946 · Granted Dec 27, 2005

Electroluminescent iridium compounds with fluorinated phenylpyridines, phenylpyrimidines, and phenylquinolines and devices made with such compounds

Assignee: E. I. du Pont de Nemours and Company
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Quick Facts
Patent No.
US 6,979,739
App. No.
10/459,946
Granted
Dec 27, 2005
Kind
B2
Abstract

The present invention is generally directed to electroluminescent Ir(III) compounds, the substituted 2-phenylpyridines, phenylpyrimidines, and phenylquinolines that are used to make the Ir(III) compounds, and devices that are made with the Ir(III) compounds.

Claims (1)

1. A compound having a structure selected from structures (V), (VI), (IX) and (X) below:

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 22, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: LG CHEM, LTD.
Reel/Frame 050150/0482 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 24, 2019
From: GRUSHIN, VLADIMIR; PETROV, VIACHESLAV A.; WANG, YING
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 048419/0082 →
Continuity (5)
Division 1036629500 · Feb 13, 2003
Continuation 0987901400 · Jun 12, 2001
Provisional Application 6021536200 · Jun 30, 2000
Provisional Application 6022427300 · Aug 10, 2000
Related Publication 20050165235A1 · Jul 28, 2005