Patent · US Expired

Optical recording medium

US5322750A · kind A · utility

0Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1991
Grant dateJun 21, 1994
Priority date
Expiry dateApr 24, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/146
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical recording medium and a method of writing, reading and erasing information in an optical recording medium are provided in which the optical recording medium comprises a carrier and a recording layer which contains at least one optically active organic compound, wherein said optically active organic compound is an inherently chiral dissymmetric olefinic chromophore.

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