Patent · US Active

Heat absorbing pack

US7780713B2 · kind B2 · utility

8Cited by
44References
28Claims
0Family size

Inventor

Key dates

Filing dateJan 4, 2006
Grant dateAug 24, 2010
Priority date
Expiry dateMar 13, 2029

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D5/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A pouch includes a mixture of a crystalline substance and liquid that is solid at room temperature (e.g., 70° F.) and melts when in contact with a human body, therein cooling the body.

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