Streptococcus pneumoniae capsular polysaccharides and conjugates thereof
US12343389B2 · kind B2 · utility
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50References
16Claims
0Family size
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Key dates
| Filing date | Jul 22, 2022 |
| Grant date | Jul 1, 2025 |
| Priority date | — |
| Expiry date | Oct 28, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2039/70
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to activated Streptococcus pneumoniae serotype 10A, 22F or 33F polysaccharides and processes for their preparation. The invention also relates to immunogenic conjugates comprising Streptococcus pneumoniae serotype 10A, 22F or 33F polysaccharides covalently linked to a carrier protein, processes for their preparation and immunogenic compositions and vaccines comprising them.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.