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Mike T. Callas

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  • Edina, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Combined floor mat and antennas for an electronic article surveilla...
    • Patent number 9,312,598
    • Issue date Apr 12, 2016
    • Callas Enterprises, LLC
    • Michael T. Callas
    • G08 - SIGNALLING
  • Information Patent Grant

    Sign holder and tool for installation and removing a sign holder fr...
    • Patent number 5,806,823
    • Issue date Sep 15, 1998
    • Mike T. Callas
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Floor mat border
    • Patent number D394776
    • Issue date Jun 2, 1998
    • Mike T. Callas
    • D06 - Furnishings
  • Information Patent Grant

    Adjustable sign holder
    • Patent number D389526
    • Issue date Jan 20, 1998
    • Mike T. Callas
    • D20 - Sales and advertising equipment
  • Information Patent Grant

    Air diffuser guard
    • Patent number D387155
    • Issue date Dec 2, 1997
    • Mike T. Callas
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Adjustable sign holder
    • Patent number D386531
    • Issue date Nov 18, 1997
    • Mike T. Callas
    • D20 - Sales and advertising equipment
  • Information Patent Grant

    Sign holder
    • Patent number D372939
    • Issue date Aug 20, 1996
    • Mike T. Callas
    • D20 - Sales and advertising equipment
  • Information Patent Grant

    Sign holder
    • Patent number D366066
    • Issue date Jan 9, 1996
    • Callas Enterprises
    • Mike T. Callas
    • D20 - Sales and advertising equipment
  • Information Patent Grant

    Sign holder
    • Patent number 5,480,116
    • Issue date Jan 2, 1996
    • Mike T. Callas
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Sign holder
    • Patent number 5,472,163
    • Issue date Dec 5, 1995
    • Callas Enterprises, Inc.
    • Mike T. Callas
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Combined clamp and hook
    • Patent number D364799
    • Issue date Dec 5, 1995
    • Callas Enterprises
    • Mike T. Callas
    • D08 - Tools and hardware
  • Information Patent Grant

    Sign holder
    • Patent number D357505
    • Issue date Apr 18, 1995
    • Mike T. Callas
    • D20 - Sales and advertising equipment
  • Information Patent Grant

    Air guard
    • Patent number 5,292,282
    • Issue date Mar 8, 1994
    • Mike T. Callas
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air diffuser guard
    • Patent number D340281
    • Issue date Oct 12, 1993
    • Mike T. Callas
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sign holder
    • Patent number 5,188,332
    • Issue date Feb 23, 1993
    • Mike T. Callas
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Sign holder
    • Patent number D322634
    • Issue date Dec 24, 1991
    • Mike T. Callas
    • D20 - Sales and advertising equipment