Methods for purifying antibodies
US11530238B2 · kind B2 · utility
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2References
17Claims
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Key dates
| Filing date | Sep 6, 2017 |
| Grant date | Dec 20, 2022 |
| Priority date | — |
| Expiry date | Dec 5, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K16/065
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a method of purifying a recombinant polypeptide from Host Cell Proteins (HCP), the method comprising: (a) applying a solution comprising the recombinant polypeptide and HCP to a superantigen chromatography solid support, (b) washing the superantigen chromatography solid support with a wash buffer comprising caprylate and arginine; and (c) eluting the recombinant polypeptide from the superantigen chromatography solid support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.