Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Denny Mathew0
Marcel Cornelis Dirkes0
Nicolaas Lambert0
Rick Bezemer0
Date of Patent
July 5, 2022
0Patent Application Number
155369180
Date Filed
December 8, 2015
0Patent Citations
Patent Primary Examiner
CPC Code
There is provided a hydration state indicator. The hydration state indicator comprises a watertight shell; a semi-permeable membrane configured to permit the passage of water molecules and to block the passage of molecules of at least one solute; a water-absorbent indicator layer enclosed by the shell and the membrane; and output means configured to provide an output. The water-absorbent indicator layer has a predetermined osmotic strength. The volume of at least one part of the indicator layer is variable in dependence on the water content of the indicator layer. The output is variable in dependence on the volume of the at least one part of the indicator layer.
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