Use of an indicator as a marker in foam concentrates
US10786696B2 · kind B2 · utility
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58References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2016 |
| Grant date | Sep 29, 2020 |
| Priority date | — |
| Expiry date | Jan 17, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2211/14
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Provided are fire-fighting foam concentrate compositions incorporating multiple dye indicator agents, fire-fighting foams formed from said compositions, and to methods for evaluating fire-fighting foam concentrates. The compositions are useful as a complex anti-counterfeiting system and also allow for the differentiation of different types of authentic concentrates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.