What inventions can be patented?

Inventions and creations with novelty, creativity and practicality can be applied; Does not belong to the existing technology, and no unit or individual has applied to the patent administration department of the State Council for the same design before the application date, and it is recorded in the patent documents published after the application date that it can be applied; Compared with the existing design or the combination of existing design features, there are obvious differences, you can apply for identification; If there is no conflict with the legal rights that others have obtained before the application date, they can apply. Inventions and utility models patented in Article 22 of the Patent Law of People's Republic of China (PRC) shall be novel, creative and practical. Article 23 A design that has been granted a patent right does not belong to an existing design; Before the filing date, no unit or individual has filed an application with the patent administration department of the State Council for the same design, and it is recorded in the patent documents published after the filing date. Compared with the existing design or the combination of existing design features, the patented design should have obvious differences. A design that has been granted a patent right shall not conflict with the legal rights that others have obtained before the date of application. Existing designs as mentioned in this Law refer to designs known to the public at home and abroad before the date of application.