Patents by Inventor Bruce E. DeLau

Bruce E. DeLau 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).

  • Portable quick chilling and heating appliance
    Patent number: 4494600
    Abstract: A portable appliance for quick chilling and heating of fluids, such as beverages, without dilution. The appliance comprises a pour-through, gravity operated heat exchanger, an intake reservoir connected to its upper end, and a discharge tap connected to its lower end. It operates without application of electric or mechanical power, and may be used both indoors or in the field.
    Type: Grant
    Filed: August 25, 1983
    Date of Patent: January 22, 1985
    Inventor: Bruce E. DeLau
  • Portable quick chilling and heating appliance
    Patent number: 4407356
    Abstract: A portable appliance for quick chilling and heating of fluids, such as beverages, without dilution. The appliance comprises a pour-through, gravity operated heat exchanger, an intake reservoir connected to its upper end, and a discharge tap connected to its lower end. It operates without application of electric or mechanical power, and may be used both indoors or in the field.
    Type: Grant
    Filed: March 9, 1981
    Date of Patent: October 4, 1983
    Inventor: Bruce E. DeLau