ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,450, issued on Sept. 30, was assigned to AQUIS WASSER-LUFT-SYSTEME GMBH, Lindau (Rebstein, Switzerland).
"Water tank with tank outlet valve and water filter cartridge with two water filter cartridge outlets which are arranged concentrically to one another" was invented by Bernd Heitele (Marbach, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a water tank (1) and a water filter cartridge (2) where the water filter cartridge (2) has two different water filter cartridge outlets connected to two different filter treatment sections in a single filter cartridge housing to provide for the different treatment of water r...