Patents by Inventor Ann M. Corless

Ann M. Corless 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).

  • Anti-acne compositions
    Patent number: 5470884
    Abstract: The present invention relates to anti-acne compositions having good efficacy, low skin irritation, and good physical and chemical stability. These compositions comprise a benzoyl peroxide, a wetting agent, water, a non-volatile emollient component which is a liquid at 25.degree. C. and which has a weighted arithmetic mean solubility parameter of less than or equal to about 7, and a water soluble or dispersible gelling agent.
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: November 28, 1995
    Assignee: Procter & Gamble
    Inventors: Ann M. Corless, George E. Deckner, Bonnie J. Hall, Joseph A. Listro