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US 2002/0154021 A1Published application
Refrigerator alarm
AssigneeRobinson Knife Manufacturing Co., Inc.
InventorsRobert B. Skerker, Ho Wai Ming
Life of this patent
Estimating the term…
Abstract
A battery operated refrigerator alarm having a light sensor for sensing light, a timer, a temperature sensor for sensing temperature, and an alarm indicator. The alarm indicator may have an audio and/or visual indicator. The refrigerator alarm can placed in the refrigerator or mounted to an interior surface or onto a shelf.
Claims18
A refrigerator alarm comprising a light sensor, a timer associated with said light sensor, a temperature sensor and an alarm indicator having an alarm body.
Dependencies are inferred from the claim text.