Patents by Inventor Paul VAN DE Rovaart

Paul VAN DE Rovaart 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).

  • Process for producing proteinic filaments of high nutritive value
    Patent number: 4156028
    Abstract: A process for producing proteinic filaments of high nutritive value, which comprises preparing an alkaline solution containing a mixture of proteins consisting essentially of (1) proteins of vegetable origin and (2) proteins of whey and containing up to 50% by weight of proteins of whey, and passing the solution through spinnerets into an acid coagulation bath to form proteinic filaments therein.
    Type: Grant
    Filed: March 3, 1977
    Date of Patent: May 22, 1979
    Assignee: Societe d'Assistance Technique pour Produits Nestle S.A.
    Inventors: Jaime Hidalgo, Olivier DE Rham, Paul Van de Rovaart
  • Extrusion device
    Patent number: 4021175
    Abstract: An extrusion nozzle, especially suitable for texturing proteinaceous materials, comprising an elongate body having a side wall defining an axial passage, at one extremity of the body the side wall having longitudinal slits defining at least two fins the free ends of which are turned inwardly towards the longitudinal axis of the passage. Other features of the invention are described in the following specification.
    Type: Grant
    Filed: July 16, 1975
    Date of Patent: May 3, 1977
    Assignee: Societe d'Assistance Technique pour Produits Nestle S.A.
    Inventors: Jean-Jacques Wuhrmann, Paul VAN DE Rovaart