ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,754, issued on Dec. 9, was assigned to Volvo Truck Corp. (Gothenburg, Sweden).

"Vent device for a vehicle cab" was invented by Amit Dhabu (Gothenburg, Sweden), Zenitha Chroneer (Torslanda, Sweden) and Nishith Verma (Gothenburg, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vent device for passage of an air flow from inside of a vehicle cab to the outside, the vent device comprising a main body having an inlet side, an outlet side and one or more air passages; an outer protection plate connected to the main body, wherein air flowing from the main body is directed to the outside via the outer protection plate, the vent device further comprisi...