Patents by Inventor Jean-Paul Lopez

Jean-Paul Lopez 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).

  • Toothpaste compositions containing fluidized polymer suspensions of carboxymethyl cellulose
    Patent number: 5932193
    Abstract: Disclosed are toothpaste compositions and a process for preparing such compositions comprising dental abrasive, humectant, fluidized polymer suspension and a suitable vehicle for the humectant, wherein the fluidized polymer suspension comprises: polyethylene glycol, carboxymethyl cellulose and hydrated thickening silica.
    Type: Grant
    Filed: September 23, 1997
    Date of Patent: August 3, 1999
    Assignee: Hercules Incorporated
    Inventors: Jean-Paul Lopez, Mohand Melbouci, Gerhard Dewald