TREA

Jan Dvorak

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  • Wheaton, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Can end having a main score and a score extension
    • Patent number 9,561,888
    • Issue date Feb 7, 2017
    • Crown Packaging Technology, Inc.
    • Emily Nesling
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Vented beverage can end
    • Patent number D650277
    • Issue date Dec 13, 2011
    • Crown Packaging Technology, Inc.
    • Emily Nesling
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Vented beverage can end
    • Patent number D650276
    • Issue date Dec 13, 2011
    • Crown Packaging Technology, Inc.
    • Emily Nesling
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Vented beverage can end
    • Patent number D650278
    • Issue date Dec 13, 2011
    • Crown Packaging Technology, Inc.
    • Emily Nesling
    • D09 - Packages and containers for goods

Patents Applicationslast 30 patents

  • Information Patent Application

    VENTED BEVERAGE CAN END
    • Publication number 20130126529
    • Publication date May 23, 2013
    • CROWN PACKAGING TECHNOLOGY, INC.
    • Emily Nesling
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...