ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,291, issued on Sept. 9, was assigned to LOEWENSTEIN MEDICAL TECHNOLOGY S.A. (Luxembourg).

"Adjustable forehead support for a mask" was invented by Martin Bechtel (Winsen/Luhe, Germany), Arnold Frerichs (Buxtehude, Germany) and Joachim Gardein (Tenerife/Canary Islands, Spain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Forehead support adjuster for a mask, wherein the forehead support adjuster comprises at least a forehead support, consisting of support arm and cushion holder, a connection element, a rail with at least one guide groove, and a slide element, and wherein the slide element has at least one slide plate, at least one tenon and a guide ...