Luminescent indicator dye and optical sensor
US8097725B2 · kind B2 · utility
11Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 2004 |
| Grant date | Jan 17, 2012 |
| Priority date | — |
| Expiry date | May 27, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F5/022
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention relates to a chemical compound that has applications as a luminescent indicator dye, and to an optical sensor, typically employed for determination of near-neutral pH values of aqueous samples. The optical sensor has particular application in the pH determination of body liquids such as, for example, blood, plasma and serum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.