The first is programs for computers
, which are not regarded as inventions if claimed as such
. However, a computer program is not excluded from patentability under Article 52
if, when running on a computer, it causes a further technical effect going beyond the "normal" physical interaction between the program (software) and the computer (hardware). An example of a further technical effect is where the program serves to control a technical process or governs the operation of a technical device. The internal functioning of the computer itself under the influence of the program could also bring about such an effect.