Patents by Inventor Edward S. Hodgetts

Edward S. Hodgetts 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).

  • Polyolefin packaged dentifrice having reduced flavor loss
    Patent number: 6113885
    Abstract: A dentifrice packaged in a polyolefin container, the dentifrice having improved stability against flavor loss by adsorption into the polyolefin substrate, the dentifrice containing at least about 30% by weight sorbitol on a neat basis as the sole liquid humectant and no more than about 23% by weight water.
    Type: Grant
    Filed: December 18, 1998
    Date of Patent: September 5, 2000
    Assignee: Colgate Palmolive Company
    Inventors: Dennis T. Pipes, Edward S. Hodgetts, Nicholas J. Sparacio
  • Visually clear dentifrice
    Patent number: 4467921
    Abstract: A visually clear dentifrice comprising sodium monofluorophosphate, an amorphous siliceous silica containing combined alumina polishing material and about 5-40 ppm of calcium ion to stabilize the dentifrice in an unlined aluminium tube. When a water-soluble dyestuff is present, the calcium ion stabilizes it against dye fading.
    Type: Grant
    Filed: September 21, 1983
    Date of Patent: August 28, 1984
    Assignee: Colgate-Palmolive Company
    Inventors: Harry Greenland, Edward S. Hodgetts