Types of patents do not include

Patent of internal structure. An invention-creation granted a patent right according to the Patent Law shall be novel, creative and practical. Novelty means that the invention does not belong to the existing technology, and before the filing date, no unit or individual has filed an application for the same invention with the patent administration department of the State Council, and it is recorded in the patent application documents published or announced after the filing date. Creativity means that the invention has outstanding substantive characteristics and remarkable progress compared with the prior art before the filing date. Practicality means that the invention can be manufactured or used and can produce positive effects. In China, the types of patents do not include internal structure patents.