ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,523,479, issued on Jan. 13, was assigned to Transit Labs Inc. (Waterloo, Canada).

"Constraint-based route generation in a ride-sharing service" was invented by Thomas Finn Lidbetter (Kitchener, Canada), Clayton Goes (Waterloo, Canada), Prem Gururajan (Kitchener, Canada), Alexander Bailey (Kitchener, Canada) and John McElroy (Waterloo, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and computer-readable media for constraint-based itinerary generation in a ride-sharing service are disclosed. Drivers in the ride-sharing service may execute itineraries that include legs, where each leg is defined by a start point and a stop point. T...