ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,144, issued on June 17, was assigned to Ubiqutek Ltd. (Warwickshire, Great Britain).

"Apparatus and method for electrically killing plants with control of properties of the electrical energy" was invented by Andrew Diprose (London), Pravin Iyengar (Banbury, Great Britain) and Uma Kalluru (Didcot, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Electrical apparatus to kill a plant or at least attenuate plant growth, the apparatus comprising: an electrical energy supply unit; an applicator unit comprising an applicator electrode; a return unit comprising a return electrode; electrical circuitry; the electrical energy supply unit arranged ...