COSMETIC AND/OR DERMATOLOGICAL COMPOSITION CONSISTING OF AN EMULSION OF THE OIL-IN-WATER TYPE FORMED FROM LIPID VESICLES DISPERSED IN AN AQUEOUS PHASE CONTAINING AT LEAST ONE HYDROPHILIC ACIDIC ACTIVE AGENT
US6416768B1 · kind B1 · utility
24Cited by
4References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2000 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Feb 7, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition for topical use, comprising an oil-in-water emulsion formed from lipid vesicles consisting of oily globules, each having a lamellar liquid crystal coating obtained from at least one surfactant, dispersed in an aqueous phase containing at least one hydrophilic acidic active agent but which does not contain a gelling agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.