US Patent Issued to BASF Mobile Emissions Catalysts, The University of Tokyo on June 23 for "CHA type zeolitic materials and methods for their preparation" (Japanese, German Inventors)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,640, issued on June 23, was assigned to BASF Mobile Emissions Catalysts LLC (Iselin, N.J.) and The University of Tokyo (Toyko, Japan).

"CHA type zeolitic materials and methods for their preparation" was invented by Hannah Schreyer (Ludwigshafen, Germany), Andrei-Nicolae Parvulescu (Ludwigshafen, Germany), Ulrich Mueller (Ludwigshafen, Germany), Karsten Seidel (Ludwigshafen, Germany), Tatsuya Okubo (Tokyo), Toru Wakihara (Tokyo), Kenta Iyoki (Tokyo) and Watcharop Chaikittisilp (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a process for the preparation of a zeolitic material having a CHA-type framework structu...