Patents by Inventor Marie D. Brett

Marie D. Brett 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).

  • Dental cream in package
    Patent number: 4728508
    Abstract: Dental cream in contact with a polyolefin resin surface of a package such as a laminate tube, a mechanical dispenser or a flexible sachet. The dental cream contains a dentally acceptable water-insoluble alkaline earth metal salt, a liquid vehicle and a gelling agent. The liquid vehicle contains water, glycerine and sorbitol and, as an additive to prevent syneresis due to contact between the dental cream and the polyolefin resin, propylene glycol which acts also as a preservative against bacterial contamination of the product.
    Type: Grant
    Filed: December 13, 1985
    Date of Patent: March 1, 1988
    Assignee: Colgate-Palmolive Company
    Inventors: Harry Hayes, Marie D. Brett