Topically applicable O/W emulsions having high glycol content and at least one biologically active agent
US6106848A · kind A · utility
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20Claims
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Key dates
| Filing date | Sep 22, 1997 |
| Grant date | Aug 22, 2000 |
| Priority date | — |
| Expiry date | Sep 22, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q7/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Stable, topically applicable oil-in-water bioaffecting emulsions having intermediate viscosity, characteristically ranging from 3 to 10 Pa.multidot.s, comprise (a) from 30% to 50% by weight of at least one pro-penetrating glycol, (b) at least one emulsifying agent, advantageously an anionic amphiphilic polymer, and (c) at least one biologically active agent, for example an active agent that modulates skin differentiation and/or proliferation and/or pigmentation, an anti-inflammatory, an antibacterial, an antifungal, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.