ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,361, issued on April 7, was assigned to Tepha Inc. (Lexington, Mass.).

"Hernia repair, breast reconstruction and sling devices containing poly(butylene succinate) and copolymers thereof" was invented by Simon F. Williams (Cambridge, Mass.), Said Rizk (Windham, N.H.), David P. Martin (Arlington, Mass.) and Amit Ganatra (Attleboro, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Resorbable implants comprising poly(butylene succinate) and copolymers thereof have been developed. The implants implants are preferably sterilized, and contain less than 20 endotoxin units per device as determined by the limulus amebocyte lysate (LAL) assay, and are part...