Patents Represented by Attorney W. L. Huebsch

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  • Bonding devices and methods for bonding tape closures to a container end
    Patent number: 4373978
    Abstract: A device and method for bonding closure tapes to opposite sides of a container end with one tape having a heat activatabel adhesive. The heat activatable adhesive is applied by a heated substantially planar bonding surface and the second tape having a pressure-sensitive adhesive is applied by compressed air acting against the tape to press the tape to the container end and into the preformed opening against the first tape.
    Type: Grant
    Filed: May 18, 1981
    Date of Patent: February 15, 1983
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Richard A. Patterson