Absorbent article with wetness indicator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6075178
SERIAL NO

09097905

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An absorbent article (10) has a front waistband portion (14), a back waistband portion (12) and an intermediate portion (16). The article comprises a flexible backsheet member (30), and a liquid permeable topsheet layer (28). An absorbent body structure (32), with a retention portion (48), is sandwiched between the backsheet member (30) and the topsheet layer (28), and a wetness indicator (40) visually shows a presence of liquid in selected areas of the article. The wetness indicator is provided by at least one indicator section of the backsheet member (30) which includes a polymer sheet layer (96). Desirably, The wetness indicator is provided by at least one indicator section of the backsheet member (30) which includes a backsheet laminate material having a fibrous nonwoven web (94) attached to a polymer sheet layer (96). The indicator section of the backsheet member (30) includes a plurality of translucent windows (98) which are arranged in an area pattern and are formed by a selected thermal treatment of the polymer sheet layer (96). In particular arrangements, the translucent windows (98) can be arranged in an area pattern and can be formed by a bonding of the fibrous nonwoven web (94) to the polymer sheet layer (96) in the backsheet laminate material. A layer of contrast material (44) may be attached to the article at an operative location which is interposed between an intended wearer of the article and the indicator section of the backsheet member (30). In particular arrangements, the contrast layer (44) can have a first appearance through the translucent windows (98) when the contrast material is dry, and can have a visually different second appearance through the translucent windows (98) when the contrast material is wetted with water or other aqueous liquid.

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Patent Owner(s)

  • KIMBERLY-CLARK WORLDWIDE, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bauerle, Jennifer Marie Hull, GB 1 174
Heyn, David Willis Neenah, WI 5 471
La, Wilhelm Hoa Appleton, WI 4 247
Leak, Allen Todd Neenah, WI 8 777
Peterson, Dale Arthur Neenah, WI 5 521
Rippl, Carl Gerard Appleton, WI 8 489
Underhill, Diane Michele Neenah, WI 9 515
Workman, Jr Jerome James Appleton, WI 2 179

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