ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,981, issued on June 24, was assigned to Airbus Operations GmbH (Hamburg, Germany).

"Variable fairing for a hydrogen duct system installation and uses of the same" was invented by Carsten Puschmann (Hamburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A variable fairing for covering a hydrogen duct system installation on the outside of an aircraft part, wherein the fairing comprises at least one fairing body to be mounted on the aircraft part, an air inlet and an air outlet and at least one movable closure mechanism configured to open and close a top portion of the fairing."

The patent was filed on June 21, 2023, under Application No. 18/...