Not considered inventions as of their nature:

• Discoveries, scientific theories, and mathematical methods.
• Plans, methods, schemes and rules for performing mental acts, for conducting any business or trading activity, or for playing games.
• Literary and artistic work, scientific works, and creations being of aesthetic character.
• Computer programs.
• Methods that involve no technical aspect, for collection, arrangement, offering or presentation and transmission of information or data.
• Methods of therapy and surgery and diagnostic methods applied to the human or animal body.

Considered invention but unpatentable subject matters:

• Inventions the subject-matter of which is contrary to public order or to generally accepted principles of morality.
• Plant and animal varieties and species, and processes for breeding plant or animal varieties, that are mainly based on biological factors.