Tinted mineral sunscreen compositions
US11369550B2 · kind B2 · utility
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1References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 27, 2019 |
| Grant date | Jun 28, 2022 |
| Priority date | — |
| Expiry date | May 8, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/612
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A tinted mineral sunscreen composition is provided in the form of a water-in-oil emulsion comprising a cationic surfactant; one or more oil thickening agent; one or more mineral pigments; one or more mineral UV filtering agents; and water wherein the ratio between the cationic surfactant and the total amount of oil thickening agents is from about 0.05 to about 3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.