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RuthAnn R. DUDA

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  • EAGAN, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wash monitor composition, device, and method of use
    • Patent number 10,287,618
    • Issue date May 14, 2019
    • 3M Innovative Properties Company
    • Francois Ahimou
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Biological sterilization indicator
    • Patent number 10,047,334
    • Issue date Aug 14, 2018
    • 3M Innovative Properties Company
    • Sailaja Chandrapati
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Biological sterilization indicator and method of using same
    • Patent number 9,540,677
    • Issue date Jan 10, 2017
    • Jeffrey D. Smith
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Biological sterilization indicator
    • Patent number 9,322,046
    • Issue date Apr 26, 2016
    • 3M Innovative Properties Company
    • Sailaja Chandrapati
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Biological sterilization indicator and method of using same
    • Patent number 8,840,837
    • Issue date Sep 23, 2014
    • 3M Innovative Properties Company
    • Jeffrey D. Smith
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents