Process for preparing immunoglobulin suitable for intravenous injection
US4371520A · kind A · utility
23Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 1981 |
| Grant date | Feb 1, 1983 |
| Priority date | — |
| Expiry date | Oct 28, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S530/831
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process for preparing immunoglobulin suitable for intravenous injection, comprising treating with an acid a plasma or fraction I+II+III, fraction II+III, fraction II, or fraction III (hereinafter these are sometimes referred collectively to as starting material) obtained from plasma by Cohn's cold alcohol fractionation method, and subjecting to fractionation using an alkylene oxide polymer or copolymer having a molecular weight of 2,000 to 20,000.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.