Patents by Inventor Merlan E. McCallister

Merlan E. McCallister 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).

  • Method of making a cellulose food casing
    Patent number: 5277857
    Abstract: A cellulosic food casing formed by extruding a nonderivatized cellulose solution composed of cellulose pulp and an amine solvent into a seamless tube, contacting the inner and outer surfaces of the seamless tube with a nonsolvent liquid to precipitate a tube of nonderivatized cellulose and thereafter contacting the same with a water soluble softener. Apparatus for forming the food casing and a food casing of nonderivatized cellulose also are disclosed.
    Type: Grant
    Filed: January 17, 1992
    Date of Patent: January 11, 1994
    Assignees: Viskase Corporation, Courtaulds Fibres Limited
    Inventors: Myron D. Nicholson, Edward M. Kajiwara, Paul E. Ducharme, Jr., Merlan E. McCallister, Joseph R. Walta