Patent · US Expired

Electrochromic printing

US4444626A · kind A · utility

15Cited by
3References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 21, 1983
Grant dateApr 24, 1984
Priority date
Expiry dateJan 21, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M5/20
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An electrochromic printable medium which includes a substrate coated with certain organic compounds and with the reduced form of an oxidizing agent; and use thereof for electrochromic printing.

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