ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,671, issued on Sept. 9, was assigned to Corteva Agriscience LLC (Indianapolis).

"Synergistic agricultural formula comprising diacyl or diaryl urea and at least one mixture of nutrients" was invented by Ritesh Sheth (Friendswood, Texas), Jerry Stoller (Houston) and Robert R. Shortell (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A synergistic agricultural formula including at least one diacyl or diaryl urea, such as a N,N'-diformylurea, and at least one mixture of nutrients, such as a mixture of micronutrients and/or macronutrients. This synergistic agricultural formula gives those skilled in the art the ability to regulate important pheno...