Wetness sensor, method and system for sensing an amount of a wetting agent
US12339244B2 · kind B2 · utility
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25Claims
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Key dates
| Filing date | Dec 2, 2022 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Jan 17, 2044 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2995/0037
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A wetness sensor, and a method and system using such a sensor, for detecting amounts of a wetting agent in a wetting agent absorbing material, including a sensor device located in contact with the wetting agent absorbing material and configured to monitor a parameter of the wetting agent absorbing material which varies in dependence on an amount of the wetting agent in the wetting agent absorbing material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.