Patents by Inventor Gian-Andrea Gross

Gian-Andrea Gross 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).

  • Reaction product of grafted dextranomer and a phthalocyanine dye
    Patent number: 5179202
    Abstract: Polycyclic mutagens are removed from aqueous or organic solutions by contacting the solution with a grafted dextranomer adsorbent which contains hydroxypropyl groups covalently linked to a reactive phthalocyanine dye.
    Type: Grant
    Filed: November 16, 1990
    Date of Patent: January 12, 1993
    Assignee: Nestec S.A.
    Inventor: Gian-Andrea Gross