This topic examines the objects that are not granted patent rights. No patent right shall be granted for the following items: (1) scientific discovery; (2) rules and methods of intellectual activities; (3) Diagnosis and treatment of diseases; (4) Species of animals and plants; (5) Nuclear transformation methods and substances obtained by nuclear transformation methods; (6) The design mainly used as the logo of the pattern, color or the combination of the two for plane printed matter.