Colorimetric sensor
US7449146B2 · kind B2 · utility
35Cited by
50References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2004 |
| Grant date | Nov 11, 2008 |
| Priority date | — |
| Expiry date | Dec 16, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/7779
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Colorimetric sensor films comprising a reflective layer, a polymeric detection layer, and a semi-reflective layer are disclosed. Devices comprising the colorimetric sensor films and methods of making the films and devices are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.