US 2,012,103,562 · Filed 2011-11-02

The Self-Heating Plate That Keeps Your Food Hot Forever

Imagine a dinner plate or mug that actively heats or cools your food without needing to plug into the wall. This invention combines a dishwasher-safe dish with built-in heating or cooling elements and a rechargeable battery, so your pizza stays warm or your soda stays cold for hours while you eat.

Curated and verified by the IsItPatented Editorial team

The plain-English version

What it protects

The claim covers a dishwasher-safe plate or mug that contains an embedded heating or cooling element wired to a rechargeable power storage system. What's protected here is the combination of a food-receiving dish body with an internal thermal management system capable of actively maintaining food or beverage temperature, including optional wireless charging capability to recharge the battery without plugging anything in.

Why it matters

This patent protects a genuinely novel marriage of kitchen dishware with thermal control technology. Rather than relying on insulation alone, it gives consumers the ability to extend the enjoyment window of hot or cold foods during a meal. While not a household name like some patents, it represents the kind of incremental kitchen innovation that major appliance and tableware makers monitor, as it could reshape expectations around smart dishware and connected dining experiences.

Real-world use

Picture sitting down to a family dinner where your plate keeps your food at the perfect temperature the whole meal, or a coffee mug that prevents your drink from ever getting cold while you work.

Original USPTO abstract

Heated or cooled dishwasher safe dishware and drinkware are provided. The dishware and drinkware can be a plate or mug with a dishwasher safe body having a food or beverage receiving portion and a heating or cooling system. The heating or cooling system can have a heating or cooling element that heats or cools the receiving portion of the body. The heating or cooling system can optionally have a power storage element connected to the heating or cooling element, a charging module operatively connected to the power storage element, and/or a wireless power receiver operatively connected to the charging module and configured to transmit power thereto to charge the power storage device. The heating or cooling system is operable to actively heat or cool at least a portion of the body to maintain the solid or liquid food in a heated or cooled state for an extended period of time.

Patent details

Publication number: US 2,012,103,562
Filing date: 2011-11-02
Grant date: Application — not yet granted
Assignee: Clayton Alexander
Inventor(s): ALEXANDER CLAYTON
CPC class: A47G19/2288

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