Methods for production of capsular polysaccharide protein conjugates from Streptococcus pneumoniae serotype 19F
US11883502B2 · kind B2 · utility
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5References
8Claims
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Key dates
| Filing date | Dec 7, 2021 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | Dec 7, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2333/345
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a method of producing a polysaccharide-protein conjugate with capsular polysaccharide from Streptococcus pneumoniae serotype 19F conjugated to a carrier protein. The method includes a prolonged incubation step prior to filtration to remove free polysaccharide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.