Patent · US Expired

Heating article comprising a surface coated with a decorative element capable of color change

US6551693B1 · kind B1 · utility

14Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 7, 2000
Grant dateApr 22, 2003
Priority date
Expiry dateJul 7, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31544
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A heating appliance, such as a cooking container, has an inside surface coating including a decoration which changes color as a function of temperature. A decoration based on a thermostable resin and a chemical substance which changes color as a function of temperature is applied over a fluorocarbon resin coating on the inside of the container.

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