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| Number | Title | Issue Date |
| D539996 | Robotic vacuum cleaner | 04/03/2007 |
| 6989517 | Apparatus and method for heated food delivery A delivery apparatus is provided by the invention. The delivery apparatus includes a container for holding an article to be delivered and a heater. The container includes a housing forming an interior area and an opening. The opening is provided with a size sufficie... | 01/24/2006 |
| 6861628 | Apparatus and method for heated food delivery A delivery apparatus is provided by the invention. The delivery apparatus includes a container for holding an article to be delivered and a heater. The container includes a housing forming an interior area and an opening. The opening is provided with a size sufficie... | 03/01/2005 |
| 6555789 | Apparatus and method for heated food delivery A delivery apparatus is provided by the invention. The delivery apparatus includes a container for holding an article to be delivered and a heater, and an enunciating device for displaying temperature conditions within the container. The container include... | 04/29/2003 |
| 6555799 | Apparatus and method for heated food delivery A delivery apparatus is provided by the invention. The delivery apparatus includes a container for holding an article to be delivered and a heater. The container includes a housing forming an interior area and an opening. The opening is provided with a si... | 04/29/2003 |
| 6486443 | Apparatus and method for heated food delivery A delivery apparatus comprising a container and a heater is provided for holding an article in thermally conductive contact with the heater. The heater includes a heating grid constructed to provide a output watt density of greater than 2.5 watts per squa... | 11/26/2002 |
| 6433313 | Apparatus and method for heated food delivery A delivery apparatus includes a container for holding an article to be delivered and a heater, and an enunciating device for displaying temperature conditions within the container. The container includes a plurality of walls forming an interior area and a... | 08/13/2002 |
| 6392201 | Catering apparatus and method for delivering heated food product A catering apparatus for delivering heated food product is provided according to the invention. The catering apparatus includes a catering delivery rack, a cover covering at least a portion of the catering delivery rack, and at least one thermal transfer ... | 05/21/2002 |
| 6384387 | Apparatus and method for heated food delivery A delivery apparatus is provided by the invention. The delivery apparatus includes a container for holding an article to be delivered and a heater. The container includes a housing forming an interior area and an opening. The opening is provided with a si... | 05/07/2002 |
| 6353208 | Apparatus and method for heated food delivery A delivery apparatus comprising a container and a heater is provided. The container is provided for holding an article in thermally conductive contact with the heater. The heater includes a heating grid constructed to provide a output watt density of grea... | 03/05/2002 |
| 6329644 | Thermal retention-device A heat retention device is disclosed in the form of a heating pad which includes an electrically resistive coil contained within a volume. The coil terminates at an electric coupler which is external of the volume. A heat retention mass is contained withi... | 12/11/2001 |
| 6300599 | Wrap heater and method for heating food product A wrap heater is provided. The wrap heater includes a first heating sleeve and a second heating sleeve. The first heating sleeve includes a first electrically conductive heating grid, a first stiffening layer for providing rigidity, a first thermostat, an... | 10/09/2001 |
| 6266972 | Modular freezer pallet and method for storing perishable items A modular freezer pallet having an interior perishable item storage area is provided. The modular freezer pallet includes a heat sink material for maintaining the interior perishable item storage area at a desired temperature for storage of perishable ite... | 07/31/2001 |
| 6215954 | Thermal retention-device A heat retention device is disclosed in the form of a heating pad which includes an electrically resistive coil contained within a volume. The coil terminates at an electric coupler which is external of the volume. A heat retention mass is contained withi... | 04/10/2001 |
| 6182466 | Beverage cooling and carrying apparatus and method for cooling and carrying beverage A beverage cooling and carrying apparatus is described. The beverage cooling and carrying apparatus includes a first compartment and a second compartment. The first compartment includes an area constructed for receiving a beverage and a heat sink, a door ... | 02/06/2001 |
| 6121578 | Wrap heater and method for heating food product A wrap heater is provided. The wrap heater includes a first heating sleeve and a second heating sleeve. The first heating sleeve includes a first electrically conductive heating grid, a first stiffening layer for providing rigidity, a first thermostat, an... | 09/19/2000 |
| 6066840 | Apparatus for controlling the temperature of food in a casserole dish and method for controlling the temperature of food in a casserole dish An apparatus for controlling the temperature of food in a casserole dish is provided. The apparatus includes a casserole dish, a casserole lid, a thermal unit, and a container constructed for holding the thermal unit and the casserole dish in thermally co... | 05/23/2000 |
| 6062040 | Insulated chest and method A lightweight, insulated chest and method are provided for transportation and storage of perishable and other items which require a temperature-controlled environment. The chest includes insulated side walls, bottom and a hinged cover which is pneumatical... | 05/16/2000 |
| 6060696 | Food delivery container A food delivery container is provided for pizza or other food items and includes a heating element having a phase change material such as a ultra-high molecular weight polyethylene which transforms from a solid to a semi-solid at approximately 248° -275Â... | 05/09/2000 |
| 6007572 | Thermal seat and method for using a thermal seat A thermal seat is provided including a seat panel and a back panel. The seat panel includes a first rigid support, a second rigid support, and a cushioned region. Similarly, the back panel includes a first rigid support, a second rigid support, and a cent... | 12/28/1999 |
| 5999699 | Thermal retention device with outer covering receiving a warmer and food to be heated A heat retention device in the form of a heating pad includes an electrically resistive coil contained within a volume. The coil terminates at an electric coupler which is external of the volume. A phase change material is contained within the volume in t... | 12/07/1999 |
| 5989286 | Therapeutic pad and method A therapeutic pad for heating or cooling has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The method of forming the pad includes vacuuming the thermoplastic envelope prior to sealing. The pad can be... | 11/23/1999 |
| 5974826 | Beverage cooling and carrying apparatus and method for cooling and carrying beverage A beverage cooling and carrying apparatus is described. The beverage cooling and carrying apparatus includes a first compartment and a second compartment. The first compartment includes an area constructed for receiving a beverage and a heat sink, a door ... | 11/02/1999 |
| 5918478 | Insulated chest and method A lightweight, insulated chest and method are provided for transportation and storage of perishable and other items which require a temperature-controlled environment. The chest includes insulated side walls, bottom and a hinged cover which is pneumatical... | 07/06/1999 |
| 5892202 | Thermal storage and transport The carrying case for storing and transporting heated articles includes a thermal storage assembly having a heat retention member for absorbing and retaining sensible heat and for releasing the sensible heat of a extended period time. The thermal storage ... | 04/06/1999 |
| 5880435 | Food delivery container A food delivery container is provided for pizza or other food items and includes a heating element having a phase change material such as a ultra-high molecular weight polyethylene which transforms from a solid to a semi-solid at approximately 248°-275°... | 03/09/1999 |
| 5865037 | Insulated chest and method A lightweight, insulated chest and method are provided for transportation and storage of perishable and other items which require a temperature-controlled environment. The chest includes insulated side walls, bottom and a hinged cover which is pneumatical... | 02/02/1999 |
| 5817149 | Heat application method A therapeutic pad for heating or cooling has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The method of forming the pad includes vacuuming the thermoplastic envelope prior to sealing. The pad can be... | 10/06/1998 |
| 5817150 | Therapeutic pad and method A therapeutic pad for heating or cooling has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The method of forming the pad includes vacuuming the thermoplastic envelope prior to sealing. The pad can be... | 10/06/1998 |
| 5730721 | Medical applicator and method A medical applicator and method of use includes in one embodiment, a flexible envelope containing medicinal fluid which is delivered to the patient via apertures in the envelope. The envelope is formed from a flexible plastic material which can be heated ... | 03/24/1998 |
| 5700284 | Heat application method A therapeutic pad for heating or cooling has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The method of forming the pad includes vacuuming the thermoplastic envelope prior to sealing. The pad can be... | 12/23/1997 |
| 5630959 | Microwavable heating pad for warming food and method A microwavable pad for heating food has a liquid absorbent to prevent liquid leakage in the event that the sealed thermoplastic envelope of the pad is ruptured. The method of forming the pad includes evacuating air from the thermoplastic envelope prior to... | 05/20/1997 |
| 5591221 | Therapeutic footwear method A therapeutic pad is used in footwear which has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The footwear includes a pair of compartments which substantially surround the foot cavity for receiving t... | 01/07/1997 |
| 5575812 | Cooling pad method A therapeutic pad for heating or cooling has a liquid absorbent to prevent liquid leakage in the event the sealed envelope of the pad is ruptured. The method of forming the pad includes vacuuming the thermoplastic envelope prior to sealing. The pad can be... | 11/19/1996 |
| 5545198 | Method of heating seat cushion with removable heating pad A microwavable heating pad has a liquid absorbent to prevent liquid leakage in the event the sealed thermoplastic envelope of the pad is ruptured. The method of forming the pad includes evacuating the air from the thermoplastic envelope prior to sealing. ... | 08/13/1996 |
