ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,750, issued on June 9, was assigned to Sionna Therapeutics Inc. (Waltham, Mass.) and Genzyme Corp. (Cambridge, Mass.).

"Macrocyclic compounds, compositions, and methods of using thereof" was invented by Junkai Liao (Andover, Mass.), John E. Macor (Washington Crossing, Pa.), George Topalov (Pittsburgh), Mark Munson (Acton, Mass.), Sukanthini Thurairatnam (Dover, Mass.), Bradford Hirth (Littleton, Mass.), Zhongli Gao (Waltham, Mass.), Gregory Donald Hurlbut (Boxborough, Mass.), Andrew Good (Bideford, Great Britain), Roy Vaz (Southborough, Mass.), Jinyu Liu (Union City, Calif.), Yi Li (Weston, Mass.), Anatoly Ruvinsky (Lexington, Mass.), Michael Kothe (Medway, Mass.), David Borcherdin...