Patent · US Expired

Thermal vellum paper

US5244859A · kind A · utility

0Cited by
0References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 3, 1992
Grant dateSep 14, 1993
Priority date
Expiry dateSep 3, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M5/443
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A thermal vellum medium includes a wood pulp based substrate having a thermal layer, comprising a heat-sensitive, image-forming material disposed on one side thereof and a silicone layer impregnated into an opposite side of the substrate.

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