Vaccine compositions comprising a water-in-oil emulsion, immunogen-loaded hydrogel particles, and cationic polymer
US11351249B2 · kind B2 · utility
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21Claims
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Key dates
| Filing date | Mar 13, 2019 |
| Grant date | Jun 7, 2022 |
| Priority date | — |
| Expiry date | Mar 13, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates generally to vaccine compositions that are capable of eliciting and sustaining an immune response in a subject. The vaccine composition comprises a water-in-oil emulsion and a plurality of immunogen loaded hydrogel particles surrounded with a cationic polymer shell dispersed in the aqueous phase of the emulsion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.