ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,477,977, issued on Nov. 25, was assigned to URSrobot Inc. (Taipei, Taiwan).

"Robot lawn mower and controlling method thereof" was invented by Chien-Tung Chen (Taipei, Taiwan), Chung-Hou Wu (Taipei, Taiwan) and Chao-Cheng Chen (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controlling method of a robot lawn mower includes a mowing procedure, an interruption determining procedure and an interrupting procedure. The interruption determining procedure includes steps of receiving sensing data indicating a current sensing result related to at least one of surrounding environment or an operation status of the robot lawn mower, and determining ...