Process for the preparation of proanthocyanidins
US5773262A · kind A · utility
14Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 1997 |
| Grant date | Jun 30, 1998 |
| Priority date | — |
| Expiry date | Feb 6, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/62
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention aims at enhancing purity of the proanthocyanidin extracts by acting yeast to the proanthocyanidin extracts for fermenting them to thereby assimilate the impurities such as saccharides with yeast to reduce them.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.