Patents by Inventor William J. Vanheteren

William J. Vanheteren 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).

  • Concealed knife system
    Patent number: 9095202
    Abstract: A method of concealing a fixed blade knife inconspicuously behind a trouser belt utilizes a rotating sheath connected by a strap to the tongue of the belt buckle. The sheath is concealed behind the belt by pushing it upward into alignment with the strap and is deployed by pushing it downward out of alignment with the strap. The knife is curved so as to conform to the contours of the wearer's waist.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: August 4, 2015
    Inventor: William J Vanheteren
  • Concealed Knife System
    Publication number: 20150208795
    Abstract: A method of concealing a fixed blade knife inconspicuously behind a trouser belt utilizes a rotating sheath connected by a strap to the tongue of the belt buckle. The sheath is concealed behind the belt by pushing it upward into alignment with the strap and is deployed by pushing it downward out of alignment with the strap. The knife is curved so as to conform to the contours of the wearer's waist.
    Type: Application
    Filed: September 29, 2014
    Publication date: July 30, 2015
    Inventor: William J. Vanheteren