Patent · US Expired

Recording composition

US5489501A · kind A · utility

21Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 1994
Grant dateFeb 6, 1996
Priority date
Expiry dateOct 18, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/165
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A recording material contains at least two coordination compounds which react to produce at least one newly produced coordination compound with the occurrence of visual changes in the recording material, which visual changes are utilized for recording.

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