In order to better implement the implementation and its implementation rules, the China Patent Office has made the following provisions on the objects of patent protection in accordance with Article 95 of the Patent Law Implementation Rules.
1. Utility models will not be granted for the following inventions and creations:
(1) Various methods and uses of products;
(2) Undetermined Shaped products, such as gaseous, liquid, powdery, and granular substances or materials;
(3) Products with simple material replacement, as well as products of the same shape and structure produced with different processes;
(3) Products with the same shape and structure produced by different processes;
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(4) Immovable buildings;
(5) Products characterized only by graphic design, such as chess, cards, etc.;
(6) A system composed of two or more instruments or equipment, such as telephone network system, water supply and drainage system, heating system, building ventilation and air conditioning system, data processing system, rolling mill, continuous casting machine, etc.;
(7) Pure circuits, such as pure circuits, circuit block diagrams, pneumatic circuit diagrams, hydraulic circuit diagrams, logic block diagrams, workflow diagrams, floor configuration diagrams, and basic electronic circuit products that essentially only have electrical functions (such as amplifiers, triggers devices, etc.);
(8) Medical devices that directly act on the human body through electricity, magnetism, light, sound, radiation or a combination thereof.