Patents by Inventor Nancy H. Krysiak

Nancy H. Krysiak 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).

  • Dentifrices containing aminoalkyl silicones and sarcosinate surfactants
    Patent number: 5154915
    Abstract: Dentifrices, including toothpastes and mouthwashes, are provided which include aminoalkyl silicones and sarcosine surfactants. In the mouth, the aminoalkyl silicones form a lasting hydrophobic film on the teeth for prevention of cavities and stain. Antimicrobial compounds such as chlorhexidine may be included.
    Type: Grant
    Filed: April 23, 1990
    Date of Patent: October 13, 1992
    Assignee: Chesebrough-Pond's USA Co., Division of Conopco, Inc.
    Inventors: Thomas R. Weber, Nancy H. Krysiak, John P. Viccaro, Samuel Lin, Todd Domke