Answer: A, B, D
my country's current "Patent Law" and "Intellectual Property Law" clearly stipulate that there are three forms of patent protection that can be obtained in our country: invention , utility model and appearance design.
Objects not protected by the patent law: 1. Inventions and creations that violate the law, social ethics or harm public interests 2. Scientific discoveries. 3. Rules and methods of intellectual activities. 4. Diagnosis and treatment methods of diseases. 5. Animal and plant species. 6. Substances obtained by nuclear transformation method. 7. The design of the pattern, color or combination of the two on a flat printed matter, which mainly functions as a logo.