Patents by Inventor John C. Pressick

John C. Pressick 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 oil from vegetable materials
    Patent number: 4246184
    Abstract: An improved method for removing oil from oil-bearing vegetable material is disclosed. The method comprises comminuting the vegetable material, forming agglomerates of the finely divided material containing between about 20% and about 55% water by weight, drying the agglomerates to a moisture content of less than about 15% by weight and then extracting the dried agglomerates with an oil solvent.
    Type: Grant
    Filed: November 19, 1979
    Date of Patent: January 20, 1981
    Assignee: CPC International Inc.
    Inventors: John C. Pressick, Robert A. Reiners