ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,720, issued on July 22, was assigned to Novozymes A/S (Bagsvaerd, Denmark).

"Bacillus strains improving health and performance of production animals" was invented by Derrick Lewis (Durham, N.C.), Marianne Thorup Cohn (Copenhagen, Denmark), Adam Nelson (Salem, Va.) and Preben Nielsen (Horsholm, Denmark).

According to the abstract* released by the U.S. Patent & Trademark Office: "Bacillus strains useful for preventing and/or controlling Clostridium perfringens infections and necrotic enteritis in monogastric animals, such as swine and poultry, and for improving the overall health, feed conversion rates and body weight gain of such animals, as well as compositions comprising the Bac...