ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,238, issued on Dec. 9, was assigned to University of Surrey (Surrey, Great Britain) and The Secretary of State for Environment, Food and Rural Affairs Acting Through Animal and Plant Health Agency (Surrey, Great Britain).

"Vaccine" was invented by Johnjoe Mcfadden (Surrey, Great Britain), Bernardo Villarreal-Ramos (Surrey, Great Britain), Hans Martin Vordermeier (Surrey, Great Britain) and Graham Stewart (Surrey, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to modified Mycobacterium cells, and their uses as vaccines, and, particularly, modified Bacillus Calmette-Guerin vaccines. The invention extends to the use o...