Method and composition for colouring an eyebrow comprising an organic acid
US11648191B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Nov 30, 2018 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Apr 4, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/87
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method of colouring an eyebrow, the method comprising: (i) contacting the eyebrow with a colouring composition comprising: (a) a dye compound; (b) an organic acid; and (c) an aromatic compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.