Patents by Inventor Jean Gireau

Jean Gireau 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).

  • Extracts of vegetable materials
    Patent number: 4154864
    Abstract: A vegetable extract in the form of grains which dissolve instantaneously in water and which have a porous, continuous structure, a smooth surface and an apparent density of from 50 to 300 g/l.A process for the production of a vegetable extract as described above, which comprises extruding a vegetable extract in powder or paste form into a chamber where a subatmospheric pressure prevails, and cutting the extruded product into fragments.
    Type: Grant
    Filed: March 30, 1978
    Date of Patent: May 15, 1979
    Assignee: Societe d'Assistance Technique Pour Produits Nestle S.A.
    Inventors: Pierre Risler, Jean Gireau, Pierre Rose, Jean-Pierre Bisson
  • Dehydrated food product
    Patent number: 4060645
    Abstract: A dehydrated food product in the form of grains which dissolve instantly in water and which have a porous, continuous structure, a smooth surface and an apparent density of from 30 to 600 g/l the product is prepared by which comprises extruding a thermoplastic starting material in powder or paste form into a chamber where a sub-atmospheric pressure prevails, and cutting the extruded product into fragments.
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: November 29, 1977
    Assignee: Societe d'Assistance Technique pour Produits Nestle S.A.
    Inventors: Pierre Risler, Jean Gireau, Pierre Rose, Jean-Pierre Bisson