Patents by Inventor Jacques Zwegers

Jacques Zwegers 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).

  • Method for extracting and fractionating fats with solvent, using at least a hydrofluroether
    Patent number: 6673952
    Abstract: The invention concerns a method for extracting and fractionating fats contained in a raw material, characterized in that it comprises at least a step which consists in using an extraction solvent consisting of at least a hydrofluoroether of general formula (I): CnF2n+1OCmH2m+1, wherein: n ranges between 3 and 6 and m ranges between 1 and 5 and at least a separation step enabling to obtain a raw extract of fats rich in unsaponifiable substances and optionally, in free fatty acids and a insoluble extraction fraction.
    Type: Grant
    Filed: September 9, 2002
    Date of Patent: January 6, 2004
    Assignee: Extractive
    Inventors: Benoit LeMaire, Michel Surbled, Jacques Zwegers, Bernard Mompon
  • Method for extracting and fractionating fats with solvent, using at least a hydrofluroether
    Publication number: 20030091709
    Abstract: The invention concerns a method for extracting and fractionating fats contained in a raw material, characterised in that it comprises at least a step which consists in using an extraction solvent consisting of at least a hydrofluoroether of general formula (I): CnF2+1OmH2m+1, wherein: n ranges between 3 and 6 and m ranges between 1 and 5 and at least a separation step enabling to obtain a raw extract of fats rich in unsaponifiable substances and optionally, in free fatty acids and a insoluble extraction fraction.
    Type: Application
    Filed: September 9, 2002
    Publication date: May 15, 2003
    Inventors: Benoit Lemaire, Michel Surlbed, Jacques Zwegers, Bernard Mompon