Streptococcus pneumoniae capsular polysaccharides and immunogenic conjugate thereof
US11951162B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | May 13, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2039/6037
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides an immunogenic composition comprising a Streptococcus pneumoniae polysaccharide-protein conjugate, comprising a capsular polysaccharide derived from one or more selected from the group consisting of serotypes 1, 2, 3, 4, 5, 6A, 6B, 7F, 8, 9N, 9V, 10A, 11A, 12F, 14, 15B, 17F, 18C, 19A, 19F, 20, 22F, 23F, and 33F, derived from Streptococcus pneumoniae; and one or 2 or more of carrier proteins conjugated to the respective capsular polysaccharide, and method of preparation thereof. Through one example of the present invention, an immunogenic composition for preventing or treating pneumococcal infection can be provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.