Oil-in-water type emulsion with low concentration of cationic agent and positive zeta potential
US8298568B2 · kind B2 · utility
2Cited by
3References
8Claims
0Family size
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Key dates
| Filing date | Nov 18, 2004 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Nov 3, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A well tolerated oil-in-water emulsion useful as a delivery vehicle of hydrophobic ingredients such as pharmaceutical drugs, wherein the emulsion particles have a net positive charge and comprises 0.001 to 0.1% of a cationic agent, 0 to 1% of a non ionic surfactant and 0 to 0.5% of an anionic surfactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.