Patents by Inventor Stephen R. McDanald

Stephen R. McDanald 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).

  • Antistatic, fabric-softening detergent additive
    Patent number: 4141841
    Abstract: Detergent-compatible antistatic compositions contain a combination of cationic antistatic agents, organic adjuncts, and water-soluble, alkaline salts as discrete particles. Preferred compositions also contain certain types of smectite clay to enhance fabric-softening properties.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: February 27, 1979
    Assignee: The Procter & Gamble Company
    Inventor: Stephen R. McDanald