Smart absorbent articles

US12383437B2 · kind B2 · utility

Assignee

• ONTEX GROUP NV · BE

Inventors

• Ainas WEBER · Bad Neuenahr-Ahrweiler, DE
• Jens HELLMOLD · Beckum, DE
• Lisa HEIRMAN · Waasmunster, BE
• Alissa IDELSON · Rheinbach, DE

Key dates

• Filing date: Apr 1, 2021
• Grant date: Aug 12, 2025
• Expiry date: Mar 21, 2042

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61F2013/422
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An absorbent article for personal hygiene such as a diaper, or training pant, or incontinence insert, the absorbent article comprising: a liquid permeable topsheet; a liquid impermeable backsheet; an absorbent core positioned between said topsheet and backsheet, an indicator for indicating the presence of exudates and being positioned on a body-facing side of said backsheet, the indicator comprising an electrically conductive material, the article further comprising a detection device that can be removably attached to the absorbent article such to become in electrical communication with said indicator when attached to said article to measure a change in resistance or capacitance in response to a voiding event, wherein the absorbent core comprises a core wrap enclosing absorbent material therein and wherein a top layer of the core wrap is joined to a bottom layer of the core wrap to form one or more channels substantially free of absorbent material, and wherein the indicator comprises a pattern that extends inboard and/or outboard of said channel(s) such that it does not substantially overlap with said channel(s).