Patent ID: 6861628

Claim:
A delivery device for delivery of heated food, said delivery device comprising: (a) a container defining an interior area and an opening to the interior area; (b) a heater positioned in the container; (i) the heater being powered by a power source, the power source being remote from the container, (ii) the heater being separable from the power source remote from the container, to remain with and be transportable with, the container during a food delivery; (c) a heat sink positioned to retain heat during a food delivery; and (d) an indicator arrangement including: (i) an electrical energy storage device positioned on the delivery device, to travel therewith during a food delivery, (A) the electrical energy storage device being configured to selectively provide energy to the indicator arrangement even when the heater has been separated from the power source during a food delivery; and (ii) an electrically powered arrangement powered by the electrical energy storage device when the heater has been separated from the power source during a food delivery; (A) the electrically powered arrangement being configured to selectively provide information to a user during a food delivery even when the heater is not powered.