Multi component moisture triggered controlled release system that imparts long lasting cooling sensation on the target site and/or provides high impact fragrance or flavor burst
US7067152B2 · kind B2 · utility
11Cited by
10References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2002 |
| Grant date | Jun 27, 2006 |
| Priority date | — |
| Expiry date | Aug 2, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/001
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to cosmetic formulations comprising a multi component controlled release system that imparts long lasting cooling sensation and/or provides high odor or flavor intensity (i.e., high impact fragrance or flavor burst) in response to moisture. The controlled delivery system of the present invention is substantially free-flowing powder formed of solid hydrophobic nano-spheres that are encapsulated in a moisture sensitive micro-spheres.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.