Patents by Inventor Curt P. Roberts

Curt P. Roberts 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).

  • Guitar
    Patent number: 4981063
    Abstract: The invention disclosed is a rotating portable guitar system made of a multifaced neck body rotatably mounted between two clear plastic discs attached at each end of the neck body. A regular shoulder strap is connected at each end to one of the two discs for holding the discs stationary relative to the neck body for allowing the neck body to be rotatable therebetween. The rotatable guitar includes push/pull knobs mounted at one end of the neck body for turning the guitar on and off. The guitar is rotatably free wheeling between the discs by manually rotating it from one face to another.
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: January 1, 1991
    Inventor: Curt P. Roberts
  • Electric guitar
    Patent number: D311750
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: October 30, 1990
    Inventor: Curt P. Roberts