Patents by Inventor Francis Joseph Ziolko

Francis Joseph Ziolko 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: 4060361
    Abstract: An edible collagen casing for sausages and the like comprising at least two layers of hardened ropes of collagen wherein the ropes of one layer are helically directed in one direction and the ropes of the other layer are helically directed in the opposite direction and wherein the collagen fibrils and/or fibers in said ropes are, at least on the surface, substantially aligned in the direction of the rope.A method of making an edible collagen casing for sausages and the like which includes providing at least two collagen gel sources having fibrils and/or fibers therein, dividing each source into a plurality of ropes by subjecting the ropes to mechanical force to thereby orient, at least on the outside surface, the fibrils and/or fibers in the direction of movement of said ropes, directing said ropes into two layers in a tubular form with the ropes of one layer helically directed in one direction and the ropes of the other layer being helically directed in the opposite direction.
    Type: Grant
    Filed: January 16, 1975
    Date of Patent: November 29, 1977
    Assignee: Devro, Inc.
    Inventor: Francis Joseph Ziolko