TREA

Doug Birkholz

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  • Madison, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rake head
    • Patent number D642440
    • Issue date Aug 2, 2011
    • Centurion Garden and Outdoor Living
    • James C. Boda
    • D08 - Tools and hardware
  • Information Patent Grant

    Overcap
    • Patent number D568743
    • Issue date May 13, 2008
    • S. C. Johnson & Son, Inc.
    • Edward J. Kunesh
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Pressurized plastic bottle for dispensing an aerosol
    • Patent number 7,028,866
    • Issue date Apr 18, 2006
    • S. C. Johnson & Son, Inc.
    • Edward J. Kunesh
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Pressure container with actuator overcap
    • Patent number D501794
    • Issue date Feb 15, 2005
    • S. C. Johnson & Son, Inc.
    • Edward J. Kunesh
    • D09 - Packages and containers for goods