ALEXANDRIA, Va., March 26 -- United States Patent no. 12,256,734, issued on March 25, was assigned to VALENT BIOSCIENCES LLC (Libertyville, Ill.).

"Methods of improving stress tolerance, growth and yield in grass plants" was invented by Srirama Krishna Reddy (Libertyville, Ill.), Kimberly A. Falco (Crystal Lake, Ill.), Franklin Paul Silverman (Highland Park, Ill.), Marci A. Surpin (Highland Park, Ill.), Dale O. Wilson (Round Lake Beach, Ill.) and Derek D. Woolard (Zion, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is directed to methods of improving stress tolerance, growth and/or yield in plants by applying an effective amount of a mixture of abscisic acid and malic acid to the ...