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Curtis F. Johnston

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  • Cleveland Heights, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hollow wall base
    • Patent number 8,245,468
    • Issue date Aug 21, 2012
    • Johnsonite Inc.
    • Curtis F. Johnston
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Hollow wall base
    • Patent number 7,556,758
    • Issue date Jul 7, 2009
    • Johnsonite Inc.
    • Curtis F. Johnston
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Hollow wall base
    • Publication number 20080236072
    • Publication date Oct 2, 2008
    • Johnsonite Inc.
    • Curtis F. Johnston
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Hollow wall base
    • Publication number 20080211144
    • Publication date Sep 4, 2008
    • Johnsonite, Inc.
    • Curtis F. Johnston
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Hollow wall base
    • Publication number 20070006545
    • Publication date Jan 11, 2007
    • Duramax, Inc.
    • Curtis F. Johnston
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL