309. Criteria of patentability.

A European patent may be granted only in respect of an invention which is susceptible of industrial application1, which is new and which involves an inventive step2. In particular the following are not regarded as patentable inventions3:


    (1)     discoveries, scientific theories and mathematical methods4;


    (2)     aesthetic creations5;


    (3)     schemes, rules and methods for performing mental acts, playing games or doing business, and programs for computers6; and


    (4)     presentations of information7.

European patents may not be granted in respect of methods for the treatment of the human or animal body by surgery or therapy and diagnostic methods practised on the human