Patents by Inventor Erik P. Rocklin

Erik P. Rocklin 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).

  • Apparatus and method for measuring the effectiveness of a sunscreen composition
    Patent number: 6130435
    Abstract: An apparatus for measuring the effectiveness of a sunscreen composition applied to protect an epidermis from harmful exposure to ultraviolet light, the epidermis having a texture and an absorbent character, the apparatus comprising an ultraviolet light-sensitive layer for changing color when exposed to ultraviolet light, the layer receivable adjacent the epidermis and having a texture and an absorbent character substantially similar to the texture and absorbent character of the epidermis.
    Type: Grant
    Filed: March 20, 1998
    Date of Patent: October 10, 2000
    Inventor: Erik P. Rocklin