Patent · US Expired

Durable optical element

US7309517B2 · kind B2 · utility

23Cited by
62References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 2006
Grant dateDec 18, 2007
Priority date
Expiry dateApr 4, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31855
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A durable optical film or element includes a polymerized structure having a microstructured surface and a plurality of surface modified colloidal nanoparticles of silica, zirconia, or mixtures thereof. Display devices including the durable microstructured film are also described.

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