Patents by Inventor Howard Robertson Steen

Howard Robertson Steen 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).

  • Foaming and conditioning detergent composition
    Patent number: 4026825
    Abstract: This invention relates to a foaming and conditioning composition, especially a liquid detergent conditioning composition having a low viscosity and able to provide in the bath tub a desirable quantity of suds and water-insoluble oil material having skin-softening or emollient properties.
    Type: Grant
    Filed: June 11, 1975
    Date of Patent: May 31, 1977
    Assignee: The Procter & Gamble Company
    Inventors: Howard Robertson Steen, Henry Trainor