Patent · US Expired

Liquid heat pack

US6116231A · kind A · utility

35Cited by
8References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 1998
Grant dateSep 12, 2000
Priority date
Expiry dateFeb 11, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2007/0276
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The invention relates to a self-heating, disposable liquid heating pack utilizing an exothermic chemical reaction. Moderation of the reaction is provided by the use of a gelling agent, which also gives structural rigidity to the heating pack.

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