ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,242, issued on March 17, was assigned to KATHOLIEKE UNIVERSITEIT LEUVEN (Leuven, Belgium).
"Pyrrolopyridine and imidazopyridine antiviral compounds" was invented by Eleonora Kiss (Heverlee, Belgium), Robert Vrancken (Berchem, Belgium) and Nesya Goris (Schoten, Belgium).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a compound of formula (I) or a stereoisomer, or tautomer, (I) wherein A1, A2, R1 and R2, have the same meaning as that defined in the claims and the description. The present invention also relates to compositions, in particular pharmaceuticals, comprising such compounds, and to uses of such compounds and c...