Patents by Inventor W. Charles Schrader

W. Charles Schrader 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).

  • Coffee maker improvement for measured charges from bottled water
    Patent number: 4655123
    Abstract: A system is disclosed for transferring a predetermined charge of water between a bottled water container and a coffee maker. The system comprises a pump and a timer which operates the pump for a preset period of time while a charge of water is transferred through a series of conduits from a bottled water container to a coffee maker, the quantity of the charge being substantially independent of bottled water level.
    Type: Grant
    Filed: October 28, 1985
    Date of Patent: April 7, 1987
    Assignee: Tru-Brew
    Inventor: W. Charles Schrader