Patents by Inventor Kurt O. Von Husby

Kurt O. Von Husby 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).

  • Modification of alginates or other uronic acid compounds by treatment with CO.sub.2
    Patent number: 4990601
    Abstract: A method for modification of alginates or other uronic acid containing compounds to give improved physical properties, wherein the alginates in solid form are treated with CO.sub.2 under supercritical conditions thereby achieving at least partial epimerization of said uronic acid containing compound. The critical point of CO.sub.2 is pcrit=73.83 bar and tcrit=31.degree. C.
    Type: Grant
    Filed: August 16, 1988
    Date of Patent: February 5, 1991
    Assignee: Protan S/A
    Inventors: Gudmund Skjak-Braek, Trygve Eklund, Kurt O. Von Husby, Bjarne J. Kvam, Olav Smidsrod