ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,271, issued on Sept. 23, was assigned to BASF Mobile Emissions Catalysts LLC (Iselin, N.J.).

"Zeolite synthesis" was invented by Eduard L. Kunkes (Iselin, N.J.) and Maritza I. Ortega (Haledon, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides methods of synthesizing a zeolite with a silica-to-alumina ratio (SAR) of 10 or greater comprising, e.g.: forming a reaction mixture including at least one alumina source, at least one silica source, and at least one organic structure directing agent, wherein the reaction mixture has a solids content of about 10% or greater, and crystallizing the reaction mixture at a temperat...