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John Calabro

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  • Buffalo, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Marker bottle
    • Patent number D459755
    • Issue date Jul 2, 2002
    • John Calabro
    • D19 - Office supplies
  • Information Patent Grant

    Marking device
    • Patent number D448408
    • Issue date Sep 25, 2001
    • John Calabro
    • D19 - Office supplies
  • Information Patent Grant

    Hand-held marking device
    • Patent number D438902
    • Issue date Mar 13, 2001
    • Thomas O'Shei
    • D19 - Office supplies

Patents Applicationslast 30 patents

  • Information Patent Application

    Ink marker bottle
    • Publication number 20050141949
    • Publication date Jun 30, 2005
    • John Calabro
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Doublet applicator device
    • Publication number 20020076254
    • Publication date Jun 20, 2002
    • John Calabro
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES