ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,177, issued on Nov. 18, was assigned to NEUREN PHARMACEUTICALS Ltd. (Auckland, New Zealand).

"Bicyclic compounds and methods for their use in treating Pitt Hopkins syndrome" was invented by Patricia Cogram (Oxford, Great Britain), Jonathan Pilcher (Sandringham, Australia) and Lawrence Irwin Glass (Takoma Park, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of this invention provide compounds, compositions, methods, and uses for therapeutic diketopiperazines, including cyclic G-2-Allyl Proline and other cyclic Glycyl Proline compounds to treat Pitt Hopkins Syndrome and symptoms thereof, as well as manufacture of compositions, medicame...