ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,573, issued on Aug. 11, was assigned to Virta Inc. (Carlsbad, Calif.).

"Method for determining a distance-related running frictional resistance of the belt conveyor system" was invented by Viktor Raaz (Bochum, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for determining a section-related running friction resistance of the belt conveyor system that is in operation. The method comprises at least the following steps: A) dividing the conveyor section of the belt conveyor system into "m" system-specific segments, B) input of constant data at least with regard to the transport length of the belt conveyor...