Patents by Inventor Greg G. Hillebrand

Greg G. Hillebrand 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).

  • Use of N-acetyl-cysteine and derivatives for regulating skin wrinkles and/or skin atrophy
    Patent number: 5296500
    Abstract: The present invention relates to a method for regulating wrinkles and/or atrophy in mammalian skin comprising treating the skin with a safe and effective amount of N-acetyl-L-cysteine and/or a derivative thereof.
    Type: Grant
    Filed: July 30, 1993
    Date of Patent: March 22, 1994
    Assignee: The Procter & Gamble Company
    Inventor: Greg G. Hillebrand