Patents by Inventor Donald R. Spotz

Donald R. Spotz 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).

  • Water jet cleaning appliance
    Patent number: 3982965
    Abstract: The present cleaning appliance has a cleaning chamber for receiving the finger to be cleaned, a jet nozzle at the upper end of this chamber for discharging pressurized water onto the finger, a reservoir for a cleaning solution directly above the cleaning chamber, and a manually operated plunger and a check valve controlling the flow of the cleaning solution from the reservoir down into the cleaning chamber. The cleaning solution is conducted separately down to the jet nozzle where it becomes entrained with the water after the latter has just emerged from the jet nozzle.
    Type: Grant
    Filed: March 10, 1975
    Date of Patent: September 28, 1976
    Inventor: Donald R. Spotz
  • Water jet cleaning appliance
    Patent number: 3943951
    Abstract: The present cleaning appliance has a cleaning chamber for receiving the finger to be cleaned, a jet nozzle at the upper end of this chamber for discharging pressurized water onto the finger, a reservoir for a cleaning solution directly above the cleaning chamber, and a valve controlling the flow of the cleaning solution from the reservoir down into the cleaning chamber. The cleaning solution is conducted separately down to the jet nozzle where it becomes entrained with the water after the latter has just emerged from the jet nozzle.
    Type: Grant
    Filed: November 4, 1974
    Date of Patent: March 16, 1976
    Inventor: Donald R. Spotz