Patents by Inventor Thomas O. York

Thomas O. York 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).

  • Skin moisturizing microemulsions
    Patent number: 4797273
    Abstract: The present invention provides water-in-oil microemulsions suitable for cosmetic uses containing moisturizing agents or sunscreens. Also disclosed are methods of moisturizing dry skin using water-in-oil or oil-in-water microemulsions containing moisturizing agents. Finally, methods of potentiating the effects of macroemulsion moisturizing creams and lotions by the prior application of water-in-oil and oil-in-water microemulsions are also provided.
    Type: Grant
    Filed: November 7, 1986
    Date of Patent: January 10, 1989
    Assignee: Elizabeth Arden Inc.
    Inventors: Edwards E. Linn, Thomas O. York