Patents by Inventor Alfred A. W. A. Hagemann

Alfred A. W. A. Hagemann 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).

  • Bleach-stable deodorant perfumes in detergent powders
    Patent number: 4663068
    Abstract: A bleach-stable deodorant perfume comprising bleach-stable deodorant perfume components which are judged to be stable in the presence of sodium perborate tetrahydrate and N,N,N'N'-tetraacetyl ethylenediamine (TAED) according to the Bleach Stability Test, the bleach-stable deodorant perfume having a Malodour Reduction Value of from 0.25 to 3.0 as measured by the Malodour Reduction Value Test. Bleaching compositions and detergent products containing the bleach-stable deodorant perfume are also provided.
    Type: Grant
    Filed: January 13, 1986
    Date of Patent: May 5, 1987
    Assignee: Lever Brothers Company
    Inventors: Alfred A. W. A. Hagemann, George A. Johnson