Operation Totem status, the British government restarted its own development effort, which was given the cover name "High Explosive Research". The first British atomic bomb was tested in Operation Hurricane at the Montebello Islands in Western Australia on 3 October 1952. The main purpose of the trial was to determine the acceptable limit on the amount of plutonium-240 which could be present in a bomb. The plutonium used in the original Hurricane device was produced in the nuclear reactor at Windscale, but the Windscale Piles did not have anything like the capacity to provide sufficient material for the British government's planned weapons
Atomic Energy Generation Device Case Atomic Energy Generation Device Case The "Atomic Energy Generation Device "Case (原子力エネルギー発生装置事件) is a 1969 decision of the Supreme Court of Japan concerning the patentability of a method of transformation of atomic nuclei. All members of the patent family had been granted in other countries, and the Japan Patent Office (JPO) did not find any prior art which could destroy the novelty and inventive step of claimed inventions. However, the JPO rejected the patent application as being lack of industrial safety requirements. This is the first Japanese Supreme Court case concerning patentable subject matter. In 1940, the "Commissariat à l'énergie