Patent · US Active

Organic element for electroluminescent devices

US7544425B2 · kind B2 · utility

3Cited by

7References

30Claims

0Family size

Assignee

EASTMAN KODAK COMPANY · US

Inventors

Margaret J. Helber · Webster, US
Michele L. Ricks · Rochester, US
Peter G. Bessey · Clifton Springs, US
Tukaram K. Hatwar · Penfield, US
Jeffrey P. Spindler · Rochester, US
Zbyslaw R. Owczarczyk · Webster, US

Key dates

Filing date	Apr 26, 2005
Grant date	Jun 9, 2009
Priority date	—
Expiry date	Apr 17, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S428/917
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

An organic electroluminescent device comprises a cathode, an anode, and has therebetween a light-emitting layer comprising an emissive component represented by formula (I):wherein:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.