Water-based fragrance composition, fragrance delivery device, and method of providing a long-lasting scent
US10610611B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2016 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Jul 19, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2209/21
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A water-based fragrance composition comprises at least about 67 wt % water and between about 5 and about 17 wt % of a first organic solvent, wherein the first organic solvent comprises one or more relatively volatile, water soluble, low molecular weight organic compound(s) having a boiling point less than about 100° C. The water-based fragrance composition further comprises about 5 wt % or less of at least one fragrance formulation and between about 0 and about 22 wt % of a second organic solvent, wherein the second organic solvent comprises one or more moderately volatile, water soluble organic compound(s) having a boiling point greater than or equal to about 100° C. and less than or equal to about 300° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.