Patents Assigned to Intradal N.V.
  • Anticariogenic remineralizing dentifrice
    Patent number: 4460565
    Abstract: A dentifrice containing two or more fluorine compounds, at least one soluble salt producing phosphate ions, and at least one substance providing calcium ions, and as a result thereof having good remineralization properties. Preferred compositions contain as the fluorine compounds a fluoride and a monofluorophosphate, as phosphate compounds a cyclic metaphosphate and a linear phosphate, and as calcium compound a calcium salt of an organic acid.
    Type: Grant
    Filed: July 2, 1982
    Date of Patent: July 17, 1984
    Assignee: Intradal N.V.
    Inventors: Jan Weststrate, Ede M. Staal