ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,073, issued on Jan. 28, was assigned to Kiora Pharmaceuticals GmbH (Vienna).

"Polymorphs of a dihydroorotate dehydrogenase (DHOD) inhibitor" was invented by Stefan Sperl (Vienna), Lisa Plasser (Vienna), Osama Suleiman (Cambridge, Great Britain), Christopher Daniel Scott (Cambridge, Great Britain), Susana Del Rio Gancedo (Cambridge, Great Britain) and Joseph Stephen Harris (Cambridge, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides polymorphs of 3-(2,3,5,6-tetrafluoro-3'-trifluoromethoxy-biphenyl-4-ylcarbamoyl)-thiophene-2-carboxylic acid, and methods of making such polymorphs. The present disclosure furth...