Aqueous phase dermatological/cosmetic compositions comprising solubilized melatonin values
US5939084A · kind A · utility
2Cited by
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18Claims
0Family size
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Key dates
| Filing date | Oct 10, 1997 |
| Grant date | Aug 17, 1999 |
| Priority date | — |
| Expiry date | Oct 10, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Stable, recrystallization-resistant dermatological/cosmetic compositions, well suited for preventing/treating oxidative stress of the skin, comprise a substantially ethanol-free aqueous phase, the aqueous phase containing an active amount of solubilized melatonin values and an amount of at least one glycol effective to dissolve such melatonin values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.