Patents by Inventor Geoffrey Charles Forward

Geoffrey Charles Forward 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).

  • Oral hygiene compositions
    Patent number: 4016255
    Abstract: Oral hygiene anti-cariogenic compositions comprising a water-soluble fluoride compound and a potentiating amount of a water-soluble ammonium compound in molar ionic ratio ranges of 1.2:1 or greater, the ammonium compound not being a condensation product of ammonia and phosphorus pentoxide, the acid-solubility of dental enamel decreasing with increasing ammonium content.
    Type: Grant
    Filed: September 11, 1975
    Date of Patent: April 5, 1977
    Assignee: Beecham Group Limited
    Inventors: Geoffrey Charles Forward, Susan Ann Duke
  • Oral hygiene compositions
    Patent number: 3966863
    Abstract: Oral hygiene compositions of enhanced anti-cariogenic activity such as toothpaste containing a calcium carbide abrasive and a combination of an ionic fluoride and an ionic monofluorophosphate in amounts to provide, respectively, from 40-80% and 20-60% of the total fluorine content of the composition.
    Type: Grant
    Filed: December 4, 1974
    Date of Patent: June 29, 1976
    Assignee: Beecham Group Limited
    Inventors: Geoffrey Charles Forward, Susan Ann Duke, Melissa Anne Bell