Use of fragrance compositions for the prevention of the development of indole base malodours from fecal and urine based soils
US8580728B2 · kind B2 · utility
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25References
22Claims
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Key dates
| Filing date | Dec 16, 2009 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Jul 11, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q13/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The use of fragrance compositions comprising fragrance compounds selected among: aldehydes, α,β-unsaturated aldehydes, alcohols, ketones, and mixtures thereof in any home and personal care product, each fragrance compound being able to restrict the formation of indole to less than 0.01 ppm (wt/wt) after 24 hours incubation at room temperature in an airtight sealed vessel of suitable fresh human urine containing 0.28% by weight of each fragrance compound in order to prevent the development of indole based malodours from faecal and urine based soils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.