ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,550,899, issued on Feb. 17, was assigned to Shandong Dehao Chemical Co. Ltd. (Weifang, China).
"Topramezone derivative and use thereof" was invented by Zhitao Lv (Shandong, China), Shouming Zhao (Shandong, China), Xingxiang Gao (Shandong, China), Zhangbin Gao (Shandong, China), Wenjing Wu (Shandong, China), Wenxiu Mao (Shandong, China), Wenpeng Wu (Shandong, China), Cai Zhang (Shandong, China) and Huijun Wang (Shandong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A Topramezone derivative or an agrochemically acceptable salt thereof is provided. The Topramezone derivative is Compound I, with a name of 1-((4-(3-(4,5-dihydroisoxazol-3-yl)-2-methyl...