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Mark C. Matthews

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  • Sommerville, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Indicia displaying stationery products
    • Patent number 6,615,518
    • Issue date Sep 9, 2003
    • Acme United Corporation
    • Gary Pia
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Indicia displaying stationery products
    • Patent number 6,263,599
    • Issue date Jul 24, 2001
    • Acme United Corporation
    • Mark C. Matthews
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Indicia displaying stationery products
    • Patent number 6,041,530
    • Issue date Mar 28, 2000
    • Acme United Corporation
    • Mark C. Matthews
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Scissors
    • Patent number D413778
    • Issue date Sep 14, 1999
    • Acme United Corporation
    • Mark C. Matthews
    • D08 - Tools and hardware

Patents Applicationslast 30 patents