TREA

Margrethe Elizabeth Koshland

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  • San Francisco, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning implement
    • Patent number 7,565,715
    • Issue date Jul 28, 2009
    • The Procter & Gamble Company
    • Richard Michael Harper
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Cleaning implement
    • Patent number D574565
    • Issue date Aug 5, 2008
    • The Procter & Gamble Company
    • Richard Michael Harper
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Hand-grip
    • Patent number D571069
    • Issue date Jun 10, 2008
    • The Procter & Gamble Company
    • Richard Michael Harper
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Cleaning implement
    • Patent number D564164
    • Issue date Mar 11, 2008
    • The Procter & Gamble Company
    • Richard Michael Harper
    • D32 - Washing, cleaning, or drying machine

Patents Applicationslast 30 patents

  • Information Patent Application

    Cleaning implement
    • Publication number 20060230567
    • Publication date Oct 19, 2006
    • The Procter & Gamble Company
    • Richard Michael Harper
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS