ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,220, issued on May 13, was assigned to TRANSCEND THERAPEUTICS INC. (New York).

"Phenethylamines and cathinones precursors" was invented by Bernard Cote (Notre-Dame-de-l'lle-Perrot, Canada), Jennifer Schmidt (Garden City, N.Y.) and Martin Stogniew (Lakewood Ranch, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The subject matter disclosed generally relates to phenethylamines or cathinones covalently bound to a chemical moiety in a prodrug form. The presently described technology allows slow/sustained/controlled delivery of the parent phenethylamines or cathinones into the blood system in a manner that increase the duration of therapeutic efficac...