ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,601, issued on Feb. 10, was assigned to Rescue Air Systems Inc. (San Carlos, Calif.).

"System and method of a ring architecture of a fixed piping system implemented within a safety system of a structure to continuously supply breathable air therewithin" was invented by Anthony J. Turiello (Redwood City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A safety system implemented within a structure includes a source of breathable air, and a fixed piping system to supply the breathable air from the source to each interior region of a number of interior regions across the structure. The fixed piping system is implemented in a ringed architecture i...