Patents by Inventor David Hartwanger

David Hartwanger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Self-heating fluid container
    Patent number: 8319154
    Abstract: A self-heating fluid connector comprising a housing in which is provided exothermic phase change material and one or more fluid channels extending from one end of the housing to the other, in thermal communication with the exothermic phase change material, whereby fluid passing through the fluid conduits is heated by the exothermic phase change material. The self-heating connector is particularly suited for use with a fluid container and a fluid delivery port such as a baby's bottle and feeding teat.
    Type: Grant
    Filed: April 12, 2006
    Date of Patent: November 27, 2012
    Inventors: Jim Shaikh, David Hartwanger, Mike Watkinson
  • Self-Heating Fluid Connector and Self-Heating Fluid Container
    Publication number: 20080087270
    Abstract: A self-heating fluid connector (35) comprising a housing (37) in which is provided exothermic phase change material (38) and one or more fluid channels extending from one end of the housing (37) to the other, in thermal communication with the exothermic phase change material, whereby fluid passing through the fluid conduits is heated by the exothermic phase change material. The self-heating connector is particularly suited for use with a fluid container (11) and a fluid delivery port (12) such as a baby's bottle and feeding teat.
    Type: Application
    Filed: April 12, 2006
    Publication date: April 17, 2008
    Inventors: Jim Shaikh, David Hartwanger, Mike Watkinson