TREA

Copperweld Canada Inc.

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Patents Grantslast 30 patents

  • Information Patent Grant

    Trailer hitch bar
    • Patent number D487237
    • Issue date Mar 2, 2004
    • Copperweld Canada Inc.
    • Colin Newport
    • D12 - Transportation
  • Information Patent Grant

    Trailer hitch bar
    • Patent number D470444
    • Issue date Feb 18, 2003
    • Copperweld Canada Inc.
    • Colin Newport
    • D12 - Transportation
  • Information Patent Grant

    Trailer hitch bar
    • Patent number D470085
    • Issue date Feb 11, 2003
    • Copperweld Canada Inc.
    • Colin Newport
    • D12 - Transportation
  • Information Patent Grant

    Process for cold forming tube ends
    • Patent number 6,408,672
    • Issue date Jun 25, 2002
    • Copperweld Canada Inc.
    • Derek Vernon Roe
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Winch handle
    • Patent number 6,220,574
    • Issue date Apr 24, 2001
    • Copperweld Canada Inc.
    • Graham M. Miller
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    76081161 - MULTIWALL
    • Serial number 76081161
    • Registration number 2685251
    • Filing date Jun 30, 2000
    • Copperweld Canada Inc.
    • 6 - Common metals and their alloys