U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Penn Jillette of Penn and Teller fame has patented a "Hydro-Therapeutic Stimulator", which uses a hot tub for stimulation.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 44/251 - Activatable by or containing water


Subclass of Class 44 - Fuel and related compositions
Definition: Subject matter in which the composition requires the presence
No. of patents: 16
Last issue date: 04/08/2008


NumberTitleIssue Date
7353820Warming device
A warming device consisting essentially of a heat generating main body comprising a heat generating element and an air-permeable holding member having the heat generating element enclosed therein. The warming device has a receiving part for receiving a part of a bod...
04/08/2008
6960308Endothermic heat shield composition and method for the preparation thereof
A method for preparing an endothermic heat shield composition, which comprises at least 50 wt/wt % hydrated salt and at least one filler material, the method comprising the steps of: a) heating the hydrated salt to a temperature at...
11/01/2005
5517981Water-activated chemical heater with suppressed hydrogen
Flameless chemical heaters based on the iron-promoted magnesium-water reaon (Mg+H2 O.fwdarw.Mg(OH)2 +H2) are reliable and potentially useful. The major limitation to their widespread application is the cogeneration of fla...
05/21/1996
5035230Disposable food heater
Control of the exothermic chemical reaction between an oxidizing agent and an associated fuel, particularly potassium permanganate and ethylene glycol, is produced by binding the oxidizing agent such that there is a controlled exposure of the oxidizing ag...
07/30/1991
4945248Hydroactivated bionic infrared source
A waterproof container such as a plastic or treated paper bag is filled w a dry biodegradable vegetable material such as hay, grass clippings, wood shavings, etc. When water is added to the container to wet its contents, the normally-occurring micro-orga...
07/31/1990
4748035Method for heating a food contained in a can
A food contained in a can is heated by a reaction of quicklime with water in an envelope adjacent to that containing the food. According to the invention, in addition to overburnt quicklime, there is used an amount of quicklime having a high or medium rea...
05/31/1988
4650646Method for reducing condensate on sterilized goods
An improvement in a process for sterilizing goods comprising a method for substantially reducing condensate on the processed goods. The method includes producing an exothermic reaction during the process between effective amounts of at least two reactants...
03/17/1987
4587950Heat pack apparatus
A reusable heat pack containing a solution of a salt hydrate capable of being supercooled to provide heat of crystallization upon inducement of crystallization, the heat pack being provided with a reusable trigger mechanism located on the surface of the h...
05/13/1986
4573447Chemical heater
A chemical heater combines cellulosic material and a hypochlorite salt in the presence of water for exothermic reaction. Although sodium hypochlorite may be used, calcium hypochlorite is the preferred hypochlorite salt as a reactant. The preferred cellulo...
03/04/1986
4501259Device for heating food contained in a sealed container
This invention relates to a device for heating food contained in a sealed container, such as a tin, can or carton, without use of external heat. The device comprises at least one sealed container surrounded by an envelope forming an annular chamber containing ...
02/26/1985
4338098Solid heat-generating composition
A solid heat-generating composition utilizing the heat of hydration of calcium oxide, comprising calcium oxide and a solid substance supplying water capable of reacting with calcium oxide such as a solid substance having water of absorption, adsorption or...
07/06/1982
4203418Exothermic composition and hot pack
An exothermic composition comprises a first portion of particulate material consisting essentially of, in parts by weight, about 90 to about 140 parts anhydrous calcium chloride and about 20 to about 40 parts anhydrous sodium sulfate and about 70 to about...
05/20/1980
4142508Method for splicing cables and hot pack for use therein
In a method for splicing cables, a first cable is connected to a second cable to form a junction and a heat shrinkable sleeve is positioned over the junction. A portable hot pack having properties for developing a temperature in excess of 250° C. is conf...
03/06/1979
4106477Therapeutic self-generating moist heat pad
A water activated therapeutic moist heat pad structure is described formed with outer porous water retaining layers which enclose an inner layer of distributed heat generating heat cells and an associated water retaining absorbent inner porous layer. In a...
08/15/1978
4067313Exothermic composition and hot pack
A particulate composition producing an exothermic reaction when mixed with water, and a hot pack containing such a composition, and water isolated therefrom until the intended time for use. The composition consists essentially of, in parts by weight, abou...
01/10/1978
4057047Magnesium sulfate anhydrous hot pack having an inner bag provided with a perforated seal
In a thermal pack, one which may be provided with ingredients for making it either a cold pack or a hot pack, three bags are provided for the container of the pack, two of said bags being of the same size and comprising the exterior and proximate interior...
11/08/1977
 
Sign InRegister
Username  
Password   
forgot password?