Patents by Inventor Franciscus H. Hulsker

Franciscus H. Hulsker 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 concentrating lactones
    Patent number: 5130157
    Abstract: The present invention relates to a process for obtaining an aroma concentrate that is enriched in lactones. The present invention is particularly concerned with a process for concentrating lactones from a distillate obtained by the distillative deacidification of a fat composition rich in lauric acid residues, said distillate containing at least 0.1 wt. % of lactones having 6-20 carbon atoms, by subjecting the distillate or a fraction thereof to a fractional distillation so as to obtain a fraction containing at least 1 wt. % of lactones having 6-20 carbon atoms.The present invention offers a commercially and technically attractive route for obtaining natural lactones.Other aspects of the present invention are a lactone concentrate obtainable by the above process, the use of such a concentrate for flavoring food products and to food products flavored by such a lactone concentrate.
    Type: Grant
    Filed: January 23, 1991
    Date of Patent: July 14, 1992
    Assignee: Van den Bergh Foods Co., Division of Conopco, Inc.
    Inventors: Franciscus H. Hulsker, Koene de Jong, Hessel Turksma