Therapeutic preparation of very high purity FVIIa and method for obtaining same
US7531513B2 · kind B2 · utility
1Cited by
3References
15Claims
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Key dates
| Filing date | Feb 8, 2007 |
| Grant date | May 12, 2009 |
| Priority date | — |
| Expiry date | Feb 8, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P7/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The therapeutic preparation of FVIIa having a purity of at least 1000 IU/mg of protein is characterized in that said preparation is free of proteins of non-human origin. In the method for obtaining FVII, purification starts from FrII+III, FrIII or equivalent of Cohn fractioning and comprises precipitation with PEG, chromatography and its subsequent activation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.