Temperature indicator with electrochemical switch
US12270712B2 · kind B2 · utility
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25Claims
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Key dates
| Filing date | May 11, 2020 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Mar 9, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01K7/16
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A temperature-activatable temperature indicator that includes a substrate and an indicator material supported by the substrate. The indicator material includes a mixture of a side-chain crystalline polymer and conductive particles and provides an electrical indication of exposure to increased temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.