ALEXANDRIA, Va., June 17 -- United States Patent no. 12,315,317, issued on May 27, was assigned to Rescue Air Systems Inc. (San Carlos, Calif.).

"Method and system of sensor-based smart unlocking of a firefighter air replenishment system" was invented by Anthony J. Turiello (Redwood City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are methods and a system of sensor-based smart unlocking of a firefighter air replenishment system. A safety system of an occupiable structure includes a breathable-air supply system to facilitate delivery of breathable air from a source of compressed air, and a fill station in a fire-rated evacuation area of the occupiable structure to supply the breathable ai...