ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,896, issued on Aug. 26.

"Air disinfectant system and method" was invented by Kenneth Ray Green (Crossroads, Texas), Douglas Hiram Morse (Decatur, Texas) and Kevin Mark Klughart (Denton, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A HVAC air treatment (HAT) system/method for use in heating, ventilation, and air conditioning (HVAC) systems that incorporates an air flow sensor (AFS), timer control unit (TCU), ultraviolet lamp(s) (UVL), lamp feedback indicator (LFI), liquid distribution atomizer (LDA), leak exhaust fan (LEF), and digital control processor (DCP) is disclosed. The AFS indicates detection of air flow within the HVAC ducts (HVD) to...