Mucosal vaccines with chitosan adjuvant and meningococcal antigens

US8926992B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8926992-B2
Application numberUS-51420703-A
CountryUS
Kind codeB2
Filing dateMay 14, 2003
Priority dateMay 14, 2002
Publication dateJan 6, 2015
Grant dateJan 6, 2015

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Abstract

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The invention provides immunogenic compositions comprising (a) a capsular saccharide antigen from serogroup C of N. meningitidis , and (b) a chitosan adjuvant. The composition preferably comprises (c) one or more further antigens and/or (d) one or more further adjuvants. The compositions are particularly suitable for mucosal delivery, including intranasal delivery. The invention also provides immunogenic compositions for mucosal delivery comprising capsular saccharides from at least two of serogroups A, C, W135 and Y of N. meningitidis . It is preferred that the capsular saccharides in the compositions of the invention are conjugated to carrier protein(s) and/or are oligosaccharides. Conjugated oligosaccharide antigens are particularly preferred.

First claim

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The invention claimed is: 1. An immunogenic composition, comprising (a) a capsular saccharide antigen from serogroup C of N.meningitidis , (b) a chitosan adjuvant, and (c) a detoxified mutant of E. coli heat-labile toxin. 2. An immunogenic composition for mucosal delivery, comprising capsular saccharides from at least two of serogroups A, C, W135 and Y of N.meningitidis , a chitosan adjuvant, and a detoxified mutant of E.coli heat-labile toxin.…

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What does patent US8926992B2 cover?
The invention provides immunogenic compositions comprising (a) a capsular saccharide antigen from serogroup C of N. meningitidis , and (b) a chitosan adjuvant. The composition preferably comprises (c) one or more further antigens and/or (d) one or more further adjuvants. The compositions are particularly suitable for mucosal delivery, including intranasal delivery. The invention also provides …
Who is the assignee on this patent?
Del Guidice Giuseppe, Baudner Barbara, Novartis Ag, and 1 more
What technology area does this patent fall under?
Primary CPC classification A61K39/095. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Jan 06 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).