Biologically active extracts from Cerastium viscusum L. (Coryophyllaceae) Mississippi and method of obtaining same
US4454124A · kind A · utility
1Cited by
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13Claims
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Key dates
| Filing date | Feb 18, 1983 |
| Grant date | Jun 12, 1984 |
| Priority date | — |
| Expiry date | Feb 18, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K36/36
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention provides an extract from the plant Cerastium viscusum L. (Coryophyllaceae) Mississippi and a method of obtaining same. The extract is obtained by subjecting the plant to a series of extraction steps with a plurality of solvents having different polarities. In each extraction step, the solvent used has a polarity higher than that used in the preceding extraction step. All extraction steps are conducted at room temperature. The extracts have been found to possess biological activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.