Patents by Inventor Mary A. Sheeran

Mary A. Sheeran 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).

  • Patent number: 4874129
    Abstract: A multi-layered multi-laminate sustained release device capable of releasing fragrances, colognes, and perfumes, at a controlled rate for a prolonged period of time and having a first layer of a pressure sensitive adhesive release liner for providing a protective peel strip for the device, a second layer of a silicone pressure sensitive adhesive for adhering the device to a substrate to which it is applied including human skin, a third layer of a fragrance oil impregnated matrix of a silicone material selected from the group consisting of silicone elastomers, silicone elastomers having adhesive characteristics, and elastomeric silicone pressure sensitive adhesives, and a fourth layer of a permeable facestock backing member on the surface of the device for controlling the rate of release of the fragrance oil from the impregnated matrix.
    Type: Grant
    Filed: June 30, 1988
    Date of Patent: October 17, 1989
    Assignee: Dow Corning Corporation
    Inventors: Alfred J. DiSapio, William R. Pfister, Mary A. Sheeran