ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,282, issued on June 23, was assigned to Henkel AG & Co. KGaA (Duesseldorf, Germany).

"Cartridge system" was invented by Kai Ruthe-Steinsiek (Duesseldorf, Germany), Karsten Wolf (Mettmann, Germany) and Peter Rushe (Duesseldorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge system comprising: a tubular bag; a cylindrical sleeve having a wall surrounding the tubular bag, the sleeve having a delivery end and a distal end opposite thereto; a distal end closure element releasably connected to the sleeve; a delivery end shoulder element releasably connected to the sleeve and comprising a central through-flow channel, an outlet opening ...