Preparations for topical skin use and treatment
US7223386B2 · kind B2 · utility
0Cited by
27References
25Claims
0Family size
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Key dates
| Filing date | Sep 10, 2003 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | Jul 8, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/622
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Topical preparations for release of an active agent and to methods of making and using the topical preparations are provided. The preparations may have an internal phase dispersed within an external phase. The internal phase may be a hydrophilic carrier and an active agent. The external phase may be a silicone matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.