ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,958, issued on Nov. 4, was assigned to BASF Mobile Emissions Catalysts LLC (Iselin, N.J.) and Heesung Catalysts Corp. (Seoul, South Korea).

"Composition for SCR catalysts" was invented by Matthias Peter (Hannover, Germany), Claudia Zabel (Hannover, Germany), Maria Heenemann (Hannover, Germany), Wen-Mei Xue (Iselin, N.J.), Eunseok Kim (Siheung-si, South Korea), Narayana K Rao (Sihenug-si, South Korea) and David Pollick (Iselin, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a composition comprising a non-zeolitic oxidic material comprising alumina; an 8-membered ring pore zeolitic material comprising one or more o...