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Diaper visual indicator

  • US 5,947,943 A
  • Filed: 02/02/1998
  • Issued: 09/07/1999
  • Est. Priority Date: 02/02/1998
  • Status: Expired due to Fees
First Claim
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1. An absorbent diaper comprising:

  • a) a liquid-permeable top sheet covering substantially all of a front side of said diaper;

    b) a liquid-impermeable back sheet having an exterior-facing side and an interior-facing side covering substantially all of a back side of said diaper;

    c) an absorbent core disposed between said top sheet and said back sheet;

    d) a wetness-indicating material which darkens upon becoming wet forming an integral part of said diaper disposed on said back sheet in the form of patterns, shapes or letters such that said patterns, shapes or letters appear dark in contrast with a light background when said wetness-indicating material becomes wet and becomes dark; and

    e) said back sheet comprising a translucent moisture barrier layer on said exterior facing side and a liquid-permeable layer on said interior side, with said wetness-indicating material disposed over substantially all of said back sheet between said translucent moisture barrier layer and said liquid-permeable layer.

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