Patents by Inventor Willem J. Smeenk

Willem J. Smeenk 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: 4386111
    Abstract: The invention relates to a fat blend comprising 2-35 parts by weight of hardstock, 30-98 parts by weight of oil liquid at room temperature and 0-35 parts by weight of hydrogenated fat having a slip melting point of 25.degree.-45.degree. C. The fat blend can be used for producing margarines, low calorie margarines containing e.g. 35-60% by wt. of fat, and cooking fats.The hardstock is an interesterified hydrogenated blend of (1) triglycerides derived from a fat rich in fatty acid residues having 16-18 carbon atoms, most of which are saturated, and (2) an olein fraction of a fat rich in lauric acid residues. The hydrogenation can be carried out before or after interesterification. The ratio of (1):(2) can be (20-80):(80-20), preferably (40-58):(60-42).
    Type: Grant
    Filed: May 27, 1981
    Date of Patent: May 31, 1983
    Assignee: Lever Brothers Company
    Inventors: Jan Van Heteren, Jacobus N. Pronk, Willem J. Smeenk, Leo F. Vermaas