1. Inventions and utility models granted patent rights shall be novel, creative and practical.
New doubt means that the invention or utility model does not belong to the existing technology and does not contradict the application.
Creativity means that compared with the prior art, the invention has outstanding substantive features and remarkable 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 existing technology mentioned in this law refers to the technology known to the public at home and abroad before the date of application.
Two, the design of the patent should not belong to the existing design, and there is no conflict with the application.
Compared with the existing design or the combination of existing design features, there should be obvious differences.
It shall not conflict with the legal rights that others have obtained before the date of application.