Monitoring cleaning of surfaces

  • US 7,780,453 B2
  • Filed: 06/12/2009
  • Issued: 08/24/2010
  • Est. Priority Date: 03/30/2005
  • Status: Active Grant
First Claim
Patent Images

1. A method for evaluating cleaning improvement interventions, the method comprising:

  • applying a contiguous amount of transparent indicator material to one or more target sites of one or more environmental surfaces, the amount of transparent indicator material being applied to the one or more target sites of the one or more environmental surfaces with a non-contact applicator; and

    determining if any of the transparent indicator material remains on the one or more target sites of the one or more environmental surfaces after one or more opportunities to clean the one or more environmental surfaces by environmental services staff, thereby providing a cleanliness result.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×