Patents by Inventor Craig Depree

Craig Depree 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).

  • Oxygen scavengers with reduced oxidation products for use in plastic films
    Patent number: 6254804
    Abstract: An oxygen scavenger composition, for use in or with plastics materials, includes a polymer or oligomer having at least one cyclohexene group or functionality. The composition produces only low levels of volatile or extractable (from a plastics material in which it is incorporated) products as a consequence of oxygen scavenging.
    Type: Grant
    Filed: December 20, 2000
    Date of Patent: July 3, 2001
    Assignee: Cryovac, Inc.
    Inventors: Andrew E. Matthews, Craig Depree
  • Oxygen scavengers with reduced oxidation products for use in plastic films
    Patent number: 6254803
    Abstract: An oxygen scavenger composition, for use in or with plastics materials, includes a polymer or oligomer having at least one cyclohexene group or functionality. The composition produces only low levels of volatile or extractable (from a plastics material in which it is incorporated) products as a consequence of oxygen scavenging.
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: July 3, 2001
    Assignee: Cryovac, Inc.
    Inventors: Andrew E. Matthews, Craig Depree