Patents by Inventor Rachel Haywood

Rachel Haywood 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).

  • Method and apparatus for determining effectiveness of sunscreens and other skin preparations in shielding human skin from uva radiation
    Publication number: 20060133996
    Abstract: The present invention provides a method and apparatus for measuring the effectiveness of a sunscreen composition or other skin preparation in reducing the exposure of human skin to UVA radiation, wherein differential electron spin resonance spectroscopy is used to quantify the extent of UVA-induced ascorbate or other measurable radical production in the shielded skin, in comparison with reference, preferably unshielded, skin.
    Type: Application
    Filed: October 28, 2003
    Publication date: June 22, 2006
    Inventors: Rachel Haywood, Peter Wardman, Roy Sanders, Claire Linge