Patent · US Expired

Polymeric light-emitting device

US5998045A · kind A · utility

67Cited by
11References
6Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 3, 1997
Grant dateDec 7, 1999
Priority date
Expiry dateJul 3, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/917
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention relates to an organic electroluminescent device comprising a light-emitting composition disposed between a first and second electrode. The composition comprises poly(fluorene-co-anthracene).

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