ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,324, issued on July 8, was assigned to ZalVac AB (Stockholm).
"Streptococcal vaccines" was invented by Birgitta Henriques Normark (Stockholm), Staffan Normark (Stockholm), Federico Iovino (Sollentuna, Sweden), Ana Rita Narciso (Sundbyberg, Sweden) and Peter Mellroth (Stockholm).
According to the abstract* released by the U.S. Patent & Trademark Office: "An immunogenic composition comprising bacterial membrane vesicles (MVs) comprising a streptococcal MalX antigen and/or a streptococcal PrsA antigen, characterized in that the MVs do not comprise an immunogenic amount of a streptococcal PspA antigen. The membrane vesicles may be artificial membrane particles. Medical uses of the com...