Extraction of pharmaceutically active components from plant materials
US7344736B2 · kind B2 · utility
84Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2002 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Sep 1, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to the extraction of pharmaceutically active components from plant materials, and more particularly to the preparation of a botanical drug substance (BDS) for incorporation in to a medicament. It also relates to a BDS of given purity, for use in pharmaceutical formulations. In particular it relates to BDS comprising cannabinoids obtained by extraction from cannabis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.