Method of recovering immunoglobulin using a polyol and an alkanoic acid
USRE31268E · kind E · reissue
1Cited by
16References
5Claims
0Family size
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Inventor
Key dates
| Filing date | Aug 13, 1981 |
| Grant date | Jun 7, 1983 |
| Priority date | — |
| Expiry date | Aug 13, 2001 |
Classification
- Technology area (CPC —)General
Abstract
Immunoglobulins or gammaglobulins are recovered in a pure and anticomplementary condition by fractionated precipitation of blood plasma with a polycondensed di or polyol, such as PEG, in the presence of a mono or polyalkanoic acid having 4 to 12 carbon atoms, such as caprylic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.