Patents by Inventor Marie Brett

Marie 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 package
    Patent number: 5041279
    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 at least a major amount of dentally acceptable water-insoluble polishing material, alpha-alumina trihydrate, a liquid aqueous humectant vehicle wherein glycerine and sorbitol are humectants, a gelling agent and benzoic acid to reduce pH and prevent syneresis due to contact between the dental cream and the polyolefin resin.
    Type: Grant
    Filed: March 21, 1990
    Date of Patent: August 20, 1991
    Assignee: Colgate-Palmolive Company
    Inventors: Marie Brett, Harry Hayes