Patent · US Expired

Electroluminescent device

US7541096B2 · kind B2 · utility

7Cited by
16References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2003
Grant dateJun 2, 2009
Priority date
Expiry dateMar 19, 2024

Classification

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

Abstract

Disclosed are electroluminescent devices that comprise organic layers that contain certain 2H-benzotriazole compounds. The 2H-benzotriazole compounds of blue-emitting, durable, organo-electroluminescent layers. The electroluminescent devices may be employed for full color display panels in for example mobile phones, televisions and personal computer screens.

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