ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,704, issued on Nov. 25, was assigned to SCENTBRIDGE HOLDINGS LLC (Newtown, Conn.).

"Method and system of sensor feedback for a scent diffusion device" was invented by Todd H. Becker (Ridgefield, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure herein concerns a method including receiving at a computer at least one target value of a scent parameter for an environment that is remote from the computer, receiving at the computer a sensed parameter of the environment, and controlling, via the computer, diffusion of a liquid from a source of the liquid in fluid communication with at least one scent diffusion device to achieve the target...