US Patent 11857691 Autonomous disinfectant system

Described herein is a disinfectant system in the form of an autonomous device for performing a disinfectant operation within an enclosed space defined by the walls, ceiling and floor of a room when a predefined condition, in the form of the absence of a human being within the room, is met. The purpose of the system is environmental decontamination and specifically to inactivate pathogenic organisms. The device includes a disinfectant module for carrying out the disinfectant operation when there is an absence of a human being within the room, and a sensing module for sensing the presence of a substantially stationary human being within the room.