Legal Analysis: Novelty, Creativity and Practicality.
Legal basis: "Patent Law of the People's Republic of China" Article 22 Inventions and utility models for which patent rights are granted shall possess novelty, creativity and practicality. Novelty means that the invention or utility model does not belong to the existing technology; no unit or individual has applied to the patent administration department of the State Council for the same invention or utility model before the application date, and it is recorded that it was published after the application date. In patent application documents or published patent documents. Creativity means that compared with the existing technology, the invention has outstanding substantive features and significant progress, and the utility model has substantive features and progress. Practicality means that the invention or utility model can be manufactured or used and can produce positive effects. The term "existing technology" as used in this Law refers to technology that is known to the public at home and abroad before the filing date.