Attenuated influenza viruses and vaccines
US11549101B2 · kind B2 · utility
0Cited by
8References
11Claims
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Assignee
Inventors
Key dates
| Filing date | Jun 10, 2019 |
| Grant date | Jan 10, 2023 |
| Priority date | — |
| Expiry date | Sep 28, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12N2760/16162
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention provides highly attenuated influenza viruses and vaccines. The attenuated viruses and vaccines proliferate well and have high safety factors. The attenuated viruses providing protective immunity from challenge by virus of the same subtype, as well as cross protection against heterologous viruses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.