Patents by Inventor Friedrich K. Lautenschlaeger

Friedrich K. Lautenschlaeger 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).

  • Extraction of fruit, vegetable and meat products with a polyether-based polymer
    Patent number: 4594250
    Abstract: Fruit, vegetable and meat products and their derivatives are exposed in liquid and/or gaseous form to a polyether-based polymer to extract ingredients therefrom. The products and derivatives may be for human consumption or may be in the effluent of a food-processing plant. A preferred embodiment is the treatment of grape juice and wine derived from labruscan grapes to extract unwanted color and flavor components.
    Type: Grant
    Filed: September 20, 1984
    Date of Patent: June 10, 1986
    Assignee: Canadian Patents and Development Limited
    Inventor: Friedrich K. Lautenschlaeger