ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,780, issued on Oct. 21, was assigned to ScentAir Technologies LLC (Charlotte, N.C.).

"Scent delivery system scheduling" was invented by John Thurston Chandler (Charlotte, N.C.) and Chad Alan Morton (Fort Mill, S.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for controlling one or more scent delivery units includes maintaining one or more scheduled events, maintaining one or more scheduled anti-events, and generating, based on the one or more scheduled events and the one or more scheduled anti-events, command data to be communicated to the one or more scent delivery units to control their activation and deactivation. Generating the comma...