Patents by Inventor Donald W Court

Donald W Court 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).

  • Patent number: 5899122
    Abstract: A new electrically powered corkscrew for aiding in the removal of corks from bottles, such as wine bottles. The inventive device includes a bottle holding unit which supports a bottle thereon and a corkscrew spiral mounted on the holding unit for both rotary motion and longitudinal movement. A first electric motor is coupled to the spiral for rotating the spiral, and a second electric motor is coupled to the spiral for longitudinally moving the spiral. Operation of the motors is controlled by a control unit for operating the spiral to at least partially removing the cork from the bottle.
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: May 4, 1999
    Inventor: Donald W Court