Patents by Inventor Jonathan A. Plaskett

Jonathan A. Plaskett 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).

  • Rotary stone cutting method
    Patent number: 8469016
    Abstract: A rotary stone cutting tool and method for making countertops and the like includes a shank shaped for detachable connection with a rotary drive. A cup-shaped cutting blade is mounted on the outer end of the shank, and has a frusto-conical sidewall and an outer marginal edge with axially protruding cutting teeth. A plurality of cutting pads are embedded in the sidewall and protrude radially outwardly therefrom. The blade is advanced through a stone slab with the sidewall oriented generally perpendicular to the face of the stone slab to cut an arcuate portion of an inside corner with reduced waste.
    Type: Grant
    Filed: November 13, 2012
    Date of Patent: June 25, 2013
    Assignee: C.M.S.—North America, Inc.
    Inventor: Jonathan A. Plaskett
  • Rotary stone cutting tool
    Patent number: 8353278
    Abstract: A rotary stone cutting tool and method for making countertops and the like includes a shank shaped for detachable connection with a rotary drive. A cup-shaped cutting blade is mounted on the outer end of the shank, and has a frusto-conical sidewall and an outer marginal edge with axially protruding cutting teeth. A plurality of cutting pads are embedded in the sidewall and protrude radially outwardly therefrom. The blade is advanced through a stone slab with the sidewall oriented generally perpendicular to the face of the stone slab to cut an arcuate portion of an inside corner with reduced waste.
    Type: Grant
    Filed: July 22, 2009
    Date of Patent: January 15, 2013
    Assignee: C.M.S.-North America, Inc.
    Inventor: Jonathan A. Plaskett
  • Rotary stone cutting tool and method
    Publication number: 20110016720
    Abstract: A rotary stone cutting tool and method for making countertops and the like includes a shank shaped for detachable connection with a rotary drive. A cup-shaped cutting blade is mounted on the outer end of the shank, and has a frusto-conical sidewall and an outer marginal edge with axially protruding cutting teeth. A plurality of cutting pads are embedded in the sidewall and protrude radially outwardly therefrom. The blade is advanced through a stone slab with the sidewall oriented generally perpendicular to the face of the stone slab to cut an arcuate portion of an inside corner with reduced waste.
    Type: Application
    Filed: July 22, 2009
    Publication date: January 27, 2011
    Inventor: Jonathan A. Plaskett