ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,928, issued on Dec. 23, was assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC (Detroit).

"Air vent assembly with pressure relief valve" was invented by Roman Szocinski (Clinton Township, Mich.), Steven Jay Leathorn (Fort Gratiot, Mich.) and Angel R. Munoz (Rochester Hills, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vent assembly of a vehicle includes a vent having a vent opening through which an airflow is directed, and a primary duct operably connected to the vent to convey the airflow toward the vent opening. A pressure relief valve is located along the primary duct. The pressure relief valve is configured to open when a pressure of the ...