ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,636, issued on April 8, was assigned to FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E.V. (Munich).

"Device and method for generating a liquid film of a liquid medium in a film bag, and assembly for the controlled exposure of a liquid medium in a film bag using physical radiation" was invented by Martin Thoma (Stuttgart, Germany), Bastian Standfest (Stuttgart, Germany) and Michael Klinger (Stuttgart, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device for generating a liquid film of a liquid medium in a film bag comprising two accumulating surfaces, a braking element, and a running surface are described herein. The dev...