Package for frozen foods for microwave heating
US4703148A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 1986 |
| Grant date | Oct 27, 1987 |
| Priority date | — |
| Expiry date | Oct 17, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S99/14
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Disclosed are packaged frozen food articles which are adapted to be heated by microwave. The articles include a frozen food item and a microwave heating package. The packages include a tray and an overwrapped paperboard carton having a microwave shield and having a plurality of windows in the sleeve. The package further includes an opposed pair of spaced parallel upper and lower microwave susceptor heating cards each comprising an inner heating layer mounted on a mounting board, and spacers for spacing the heating cards from the microwave shield such as a spaced pair of corrugated paperboard spacers intermediate the microwave shield and the heating cards. The heating layers are in direct contact with the food items and can comprise a metallized film. The microwave shield can be a foil such as aluminum foil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.