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Benjamin Siebenberg

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  • White Plains, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Six sided diamond
    • Patent number D469379
    • Issue date Jan 28, 2003
    • Am-Gold Products, Inc.
    • Benjamin Siebenberg
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Diamond
    • Patent number D462029
    • Issue date Aug 27, 2002
    • Am-Gold Products, Inc.
    • Benjamin Siebenberg
    • D11 - Jewelry, symbolic insignia, and ornaments