Encapsulated perfume compositions
US10722857B2 · kind B2 · utility
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1References
19Claims
0Family size
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Key dates
| Filing date | Jun 22, 2016 |
| Grant date | Jul 28, 2020 |
| Priority date | — |
| Expiry date | Apr 25, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/56
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An encapsulated perfume composition comprising at least one perfume-containing aminoplast core-shell microcapsule dispersed in an aqueous suspending medium, the microcapsule being characterized in that it bears a positive charge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.