ALEXANDRIA, Virginia, Sept. 26 -- BASF SE, Ludwigshafen am Rein, Germany has been assigned a patent (No. US 11767338 B2, initially filed June 17, 2019) developed by three inventors Werner Hoelzl, Eschentzwiller, France; Roswell E. King, III, Tarrytown, New York; and Jean-Roch Pauquet, Kaisten, Switzerland, for "3-phenyl-benzofuran-2-one diphosphate derivatives as stabilizers." . . .