ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,211,387, issued on Jan. 28, was assigned to Airspeed Systems LLC (Chicago).

"Autonomous air taxi separation system and method" was invented by Craig M. Watson (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for urban air mobility monitors flight separation for compliance with a safe separation distance. A reference formation airspace is established for a reference air taxi based on minimum longitudinal, lateral and vertical parameters. When penetration of the reference formation airspace is detected, a penetration airspace is established. A centroid of the penetration airspace is determined and a target separation to the centroid is sup...