Patents Represented by Attorney D. Bobrowicz

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  • Nylon food casing having a barrier core layer
    Patent number: 7244481
    Abstract: Tubular, biaxially stretched, heat shrinkable multilayer film food casings comprising inner and outer polyamide layers on either side of a core layer of EVOH surrounded by an inner and outer adhesive layer, and a coextrusion process for making the film.
    Type: Grant
    Filed: May 10, 2002
    Date of Patent: July 17, 2007
    Assignee: Viskase Companies, Inc.
    Inventors: Stephen J. Vicik, Amy L. Glawe
  • Method of manufacturing biaxially oriented heat-shrinkable film
    Patent number: 5403668
    Abstract: A method of manufacturing a biaxially oriented heat-shrinkable food packaging film comprising a three component blend wherein the major constituents are a polyethylene, such as, VLDPE or LLDPE or a mixture thereof, EVA, and an ethylene alpha-olefin plastomer copolymer of a density below about 0.90 g/cm.sup.3.
    Type: Grant
    Filed: January 14, 1994
    Date of Patent: April 4, 1995
    Assignee: Viskase Corporation
    Inventor: Darrel L. Wilhoit
  • Puncture resistant heat shrinkable film containing narrow molecular weight ethylene alpha olefin
    Patent number: 5397613
    Abstract: A biaxially stretched film with very high heat shrink and puncture resistance properties, formed of low density ethylene alpha olefin copolymer having low melt index, low Mw/Mn, low melting point and low Young's Modulus.
    Type: Grant
    Filed: July 12, 1993
    Date of Patent: March 14, 1995
    Assignee: Viskase Corporation
    Inventor: Paul N. Georgelos
  • Biaxially oriented heat-shrinkable film
    Patent number: 5397640
    Abstract: An improved biaxially oriented heat-shrinkable film of the type used for packaging food, such as poultry, processed meat, and fresh meat.
    Type: Grant
    Filed: January 31, 1994
    Date of Patent: March 14, 1995
    Assignee: Viskase Corporation
    Inventors: Paul N. Georgelos, James E. Pelkie, Darrel L. Wilhoit