04133896 is referenced by 51 patents and cites 13 patents.

A package is provided for heating foods which includes a pair of bread slices such as the halves of a hamburger bun, at least one meat product such as a hamburger patty preferably resting on one of the bread slices and a condiment package containing one or more condiments with a microwave reflective material at least partially enclosing the condiments to reduce the rate at which they absorb heat. These components are enclosed in a sealed plastic bag which is transparent to microwave energy.

Title
Food package including condiment container for heating food
Application Number
456924
Publication Number
4133896
Application Date
January 24, 1978
Publication Date
January 9, 1979
Inventor
Lawrence C Brandberg
Minneapolis
MN, US
Charles N Standing
Minneapolis
MN, US
Agent
Michael D Ellwein
James V Harmon
Assignee
The Pillsbury Company
MN, US
IPC
B65B 25/22
B65B 29/08
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