ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,456, issued on May 26, was assigned to ADVERIO PHARMA GMBH (Leverkusen, Germany).

"Process for preparing methyl {4,6-diamino-2-[5-fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-bpyridin-3-ylpyrimidin-5-yl} carbamate" was invented by Peter Fey (Wuppertal, Germany), Nadine Bremeyer (Dusseldorf, Germany), Markus Longerich (Cologne, Germany), Thomas Frenzel (Cologne, Germany), Helene Faber (Dormagen, Germany), Michal Sowa (Wuppertal, Germany), Joerg Brockob (Leverkusen, Germany), Guido Becker (Krefeld, Germany) and Heike Neumann (Wuppertal, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to a novel and efficient process ...