ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,134, issued on Aug. 12, was assigned to Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V. (Munich).

"Barrier layer system and method for producing a barrier layer system" was invented by Emmy Torker (Dresden, Germany), Franz Selbmann (Chemnitz, Germany), Claudia Keibler-Willner (Dresden, Germany), Mario Baum (Chemnitz, Germany) and Maik Wiemer (Chemnitz, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A layer system includes barrier properties against oxygen and water vapor. There may be an alternating layer system of at least two aluminum oxide layers and at least two titanium oxide layers. The aluminum oxide layers and th...