Patents by Inventor Jean Debuigne

Jean Debuigne 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).

  • Patent number: 5500041
    Abstract: A composition for the preparation of articles of calcium oxide, comprising calcined calcium oxide and an organic phase consisting of at least one polyol in an anhydrous medium. The composition may be used to form linings for molds and crucibles intended to come into contact with molten metals of groups IV and V of the periodic table.
    Type: Grant
    Filed: September 30, 1993
    Date of Patent: March 19, 1996
    Assignees: Institut National des Science Appliquees de Rennes, Microsteel S.A.
    Inventors: Jean Debuigne, Serge Prigent
  • Patent number: 5383892
    Abstract: A stent consisting of the alternate juxtaposition of axially rigid cylindrical parts and at least one axially flexible cylindrical part. The stent comprises two axially rigid cylindrical parts at its two ends, the axially rigid cylindrical parts being adapted to expand radially in plastic manner and the axially flexible cylindrical part or parts being adapted to expand radially in elastic manner. Such a stent is of axially modulable length and flexibility.
    Type: Grant
    Filed: November 6, 1992
    Date of Patent: January 24, 1995
    Assignee: Meadox France
    Inventors: Alain Cardon, Yvon Kerdiles, Michel Boliveau, Denis Ansel, Jean Debuigne