Gelling cold pack
US6099555A · kind A · utility
90Cited by
18References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 31, 1998 |
| Grant date | Aug 8, 2000 |
| Priority date | — |
| Expiry date | Jul 31, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2007/0292
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides a cold pack which utilizes the negative heat of solution of a material dissolving in a liquid. The cold pack further includes a gelling agent, which is activatable to form a gel. The gel provides a number of benefits, including better distribution of cold, increased cold persistence in the cold pack, and a more complete utilization of the ingredients of the cold pack than possible with prior art devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.