Patents by Inventor Sandra Guarnerio

Sandra Guarnerio 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).

  • Oil-based transparent gels
    Patent number: 5597576
    Abstract: Oil-based gels are described containing tartaric or malic acid diesters possibly mixed with oils, and other components such as silica and polyalcohols. The gels are characterized by a wide viscosity range and can find application in the preparation of formulations for cosmetics and pharmaceutical use.
    Type: Grant
    Filed: July 13, 1994
    Date of Patent: January 28, 1997
    Assignee: Enichem Augusta Industriale S.r.l.
    Inventors: Calogero Genova, Francesco Buosi, Sandra Guarnerio