Patents by Inventor Ray E. Patrick

Ray E. Patrick 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: 6197244
    Abstract: A method of making the a multilayer, biaxially oriented, heat shrinkable thermoplastic film includes a layer having between 50 and 100 parts by weight ethylene/alpha-olefin C4-C12 copolymer, and between 0 and 50 parts by weight of a polymer selected from polyolefin, and modified polyolefin, the layer having more than one melting point when detected by diffential scanning calorimetry according to ASTM D-3418; wherein the total thickness variation in the multilayer film is lower than ±10%.
    Type: Grant
    Filed: June 12, 1998
    Date of Patent: March 6, 2001
    Assignee: Cryovac, Inc.
    Inventors: Livio Buongiorno, Ray E. Patrick, Luca Cerani, Paolo Ciocca, Roberto Forloni
  • Patent number: 6106934
    Abstract: A multilayer, biaxially oriented, heat shrinkable thermoplastic film includes a layer having between 50 and 100 parts by weight ethylene/alpha-olefin C.sub.4 -C.sub.12 copolymer, and between 0 and 50 parts by weight of a polymer selected from polyolefin, and modified polyolefin, the layer having more than one melting point when detected by diffential scanning calorimetry according to ASTM D-3418; wherein the total thickness variation in the multilayer film is lower than .+-.10%, and wherein the average deviation of the multilayer film from a straight line is lower than .+-.40 mm, and wherein the sag average of the multilayer film is lower than 25 mm. A method of making the film, and a package made with the film, are also disclosed.
    Type: Grant
    Filed: August 2, 1996
    Date of Patent: August 22, 2000
    Assignee: Cryovac, Inc.
    Inventors: Livio Buongiorno, Ray E. Patrick, Luca Cerani, Paolo Ciocca, Roberto Forloni
  • Patent number: 5332616
    Abstract: A multilayer film suitable for packaging produce comprises a core layer comprising a blend of ethylene butyl acrylate copolymer and very low density polyethylene; and two outer layers comprising a blend of ethylene alpha olefin copolymer having a density of at least about 0.916 grams per cubic centimeter, and ethylene vinyl acetate copolymer.
    Type: Grant
    Filed: October 28, 1992
    Date of Patent: July 26, 1994
    Assignee: W. R. Grace & Co. - Conn.
    Inventors: Ray E. Patrick, Solomon Bekele