Patents by Inventor Olivier Jean Christain Poncelet

Olivier Jean Christain Poncelet 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).

  • Anti-static composition and photographic material containing a layer of that composition
    Patent number: 5714309
    Abstract: The invention concerns a film-forming aqueous composition comprising a binder and an inorganic anti-static substance. The binder is in the form of a water-soluble polymer such as gelatin or hydroxyethyl cellulose free from any aluminum-chelating groups, and the anti-static substance is a fibrous inorganic polymer of the formula Al.sub.x Si.sub.y O.sub.z, where x:y is between 1 and 3 and z is between 2 and 6. Such compositions are particularly applicable to obtaining anti-static layers for photographic materials.
    Type: Grant
    Filed: October 23, 1996
    Date of Patent: February 3, 1998
    Assignee: Eastman Kodak Company
    Inventors: Olivier Jean Christain Poncelet, Jeannine Rigola