Patents by Inventor Lisa L. Kvietok

Lisa L. Kvietok 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).

  • Cellulase fabric-conditioning compositions
    Patent number: 5445747
    Abstract: Fabric softening compositions comprising fabric softening active(s), preferably cationic and/or nonionic fabric softening actives; cellulase; and an effective amount of perfume comprising certain selected ingredients and being substantially free of other specific perfume ingredients, to cover an off-odor that occurs on fabric treated with said softening compositions. The compositions preferably have a low pH and can also contain free radical scavenging antioxidant material and/or chelant to stabilize the cellulase.
    Type: Grant
    Filed: August 5, 1994
    Date of Patent: August 29, 1995
    Assignee: The Procter & Gamble Company
    Inventors: Lisa L. Kvietok, Toan Trinh, Judith A. Hollingshead