ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,613, issued on Sept. 30, was assigned to Astro Technology Group LLC (Houston).

"Boundary traversal sensing apparatus and system comprising same" was invented by David Verl Brower (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are systems and methods configured to produce and monitor signals that characterize activities corresponding to intruders (e.g., persons and/or animals) traversing a boundary that at least partially defines a designated area. Such activities can characterize one or more persons traversing a boundary or attempting to traverse a barrier that defines the boundary. Sensors within a substrate that extends ...