Hair coloring compositions and methods thereof
US11857662B2 · kind B2 · utility
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2References
19Claims
0Family size
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Key dates
| Filing date | Jan 4, 2021 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Aug 4, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D2200/155
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A hair coloring composition that includes about 5 to 25 wt. % of a first monosaccharide having 2 to 4 carbon atoms, up to about 10 wt. % of a second monosaccharide having 2 to 4 carbon atoms, about 0.1 to 5 wt. % of a surfactant, and about 0.1 to 5 wt. % of a delivery agent, each based on a total weight of the hair coloring composition. A method for coloring hair, that involves applying the hair coloring composition onto the hair, and optionally applying heat to the hair at a dyeing temperature of 30 to 205° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.