Polyelectrolyte precipitation and purification of proteins
US7947813B2 · kind B2 · utility
12Cited by
12References
15Claims
0Family size
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Key dates
| Filing date | Jan 10, 2008 |
| Grant date | May 24, 2011 |
| Priority date | — |
| Expiry date | May 23, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K2317/734
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Methods are presented for isolating and purifying proteins by adding a polyelectrolyte to a cell culture fluid, such as a harvested cell culture fluid, and precipitating a protein-polyelectrolyte complex or a complex of impurities and the polyelectrolyte.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.