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Wearable article with multi-level alert system

  • US 20050079637A1
  • Filed: 10/10/2003
  • Published: 04/14/2005
  • Est. Priority Date: 10/10/2003
  • Status: Active Grant
First Claim
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1. A wearable article equipped with a multi-level alert system for detecting two or more levels of a mammalian substance in a mammalian extract, the wearable article comprising:

  • a substrate;

    a target area on the substrate including first and second sub-areas for receiving the mammalian extract; and

    a chemical detection system on the target area for detecting at least a first lower level of the mammalian substance in the first sub-area and a second higher level of the mammalian substance in the second sub-area;

    wherein the chemical detection system comprises a first chemical composition on the first sub-area and a second chemical composition on the second sub-area, the first chemical composition detects the first lower level of the mammalian substance and the second chemical composition detects the second higher level mammalian substance; and

    the mammalian substance being detected is not a hydrogen ion or ion aggregate.

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