Patents by Inventor Robert V. Dorst

Robert V. Dorst 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).

  • Coffee cup
    Patent number: D548009
    Type: Grant
    Filed: May 8, 2006
    Date of Patent: August 7, 2007
    Inventor: Robert V. Dorst
  • Coffee cup
    Patent number: D548010
    Type: Grant
    Filed: August 8, 2006
    Date of Patent: August 7, 2007
    Inventor: Robert V. Dorst
  • Coffee cup
    Patent number: D548011
    Type: Grant
    Filed: August 8, 2006
    Date of Patent: August 7, 2007
    Inventor: Robert V. Dorst
  • Coffee cup
    Patent number: D557986
    Type: Grant
    Filed: May 16, 2006
    Date of Patent: December 25, 2007
    Inventor: Robert V. Dorst
  • Virtual fireplace entertainment center
    Patent number: D407577
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: April 6, 1999
    Inventor: Robert V. Dorst
  • Fireplace entertainment center
    Patent number: D423810
    Type: Grant
    Filed: July 14, 1998
    Date of Patent: May 2, 2000
    Inventor: Robert V. Dorst