Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jeffrey Drew0
Date of Patent
October 2, 2018
0Patent Application Number
153026300
Date Filed
April 8, 2015
0Patent Citations Received
Patent Primary Examiner
Patent 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.
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