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Time management system and value bar code

  • US 8,500,029 B2
  • Filed: 08/27/2011
  • Issued: 08/06/2013
  • Est. Priority Date: 08/27/2011
  • Status: Expired due to Fees
First Claim
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1. A label for delivering information regarding an item, the label comprising:

  • a common base member;

    two separate components, including a first component and a second component, displayed simultaneously on said common base member;

    said common base member having an adhesive surface to be attached to the item and a display surface supporting said two separate components on display;

    said first component being a time invariable component displaying a first set of printed indicia that does not change over time;

    said second component being a time variable component, containing;

    a printable layer;

    a second set of printed indicia printed on said printable layer;

    a chemicals embedded layer composed of an absorbent material embedding a color changing compound selected from the group consisting of organic color changing compounds, inorganic color changing compounds, and their combinations;

    a permeable layer internally subdivided into a plurality of areas physically separated one from the other one ; and

    a sealant layer;

    said two separate components being assembled such that said printable layer lays on said common base member, and said sealant layer is exposed to open air.

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