ALEXANDRIA, Va., July 9 -- United States Patent no. 12,351,191, issued on July 8, was assigned to Allstate Insurance Co. (Northbrook, Ill.).

"Systems and methods for detecting vehicle mass changes" was invented by Philip Guziec (Chicago), Clayton Jeschke (Chicago) and Hongxuan Liu (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, computer-readable media, software, and apparatuses include collecting, via one or more sensors and during a first window of time, sensor data associated with an acceleration of the vehicle, processing the sensor data to obtain frequency domain sensor data, analyzing the frequency domain sensor data to identify one or more occurrences of a vehicle mass change event, cl...