Method of purifying an antibody
US9845338B2 · kind B2 · utility
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Key dates
| Filing date | Jun 21, 2012 |
| Grant date | Dec 19, 2017 |
| Priority date | — |
| Expiry date | Apr 1, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K2317/14
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A method of purifying an antibody composition comprises application of anion exchange chromatography late in the purification process. An ultrafiltration/diafiltration-purified antibody composition is subjected to anion exchange chromatography (AEX) to form a pharmaceutically-pure antibody composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.