Patent · US Expired

Optical article having an antireflection layer

US5449558A · kind A · utility

41Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 11, 1994
Grant dateSep 12, 1995
Priority date
Expiry dateMar 11, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31544
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An optical article comprising a layer of a resin having self-healing properties and scuff resistance, and an antireflection layer of a non-crystalline fluorine-containing polymer.

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