Flavonoid compound having an antiviral activity
US7998937B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Nov 3, 2006 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Nov 7, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/16
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a flavonoid compound having an antiviral activity, more particularly to a flavonoid compound obtained by extracting Houttuynia cordata with methanol and separating/purifying with chromatography, a method for efficient extraction and purification of the same and an antiviral composition comprising the compound as an active ingredient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.