Patents by Inventor Konrad Kaufmann

Konrad Kaufmann 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).

  • Hard candy with plaque-neutralizing effect comprising alkali metal monophosphate
    Patent number: 6582731
    Abstract: An improved composition and method for plaque inhibiting hard candies, is disclosed, having alkali metal monophosphate as the improved neutralizing active ingredient.
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: June 24, 2003
    Inventor: Konrad Kaufmann
  • Hard candy with tooth plaque-neutralizing effect comprising an ammonium salt
    Patent number: 5861169
    Abstract: A candy is disclosed which neutralizes plaque and contains at least one acid neutralizing substance such as an ammonium salt and may further comprise an alkaline metal salt and an alkaline earth metal salt with sugar substitutes and other ingredients.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: January 19, 1999
    Assignee: Dibona Holding AG
    Inventor: Konrad Kaufmann