Vaccine compositions
US10086064B2 · kind B2 · utility
6Cited by
0References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 8, 2015 |
| Grant date | Oct 2, 2018 |
| Priority date | — |
| Expiry date | Apr 8, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12N2760/16171
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to the use of an excipient which is a compound of formula (I) or a physiologically acceptable salt or ester thereof: wherein: R1 represents C1-6alkyl; R2 represents hydrogen or C1-6alkyl; and R3 represents C1-6alkyl, for increasing the immunogenicity of an influenza antigen, which use comprises (a) freezing, (b) heat-treating, and/or (c) freeze-drying an aqueous composition comprising the influenza antigen and the excipient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.