The invention has outstanding substantive characteristics, which means that the invention is not obvious to the technicians in the technical field. If on the basis of the existing technology, the invention can be obtained only through logical analysis, reasoning or limited experiments, then the invention is obvious and does not have outstanding substantive characteristics.
The invention has made remarkable progress, which means that compared with the prior art, the invention can produce beneficial technical effects. For example, the invention overcomes the shortcomings and deficiencies existing in the prior art, or provides a technical scheme with different ideas for solving technical problems, or represents a new technical development trend.
Generally speaking, it is not easy for technicians in this field to judge whether an invention patent is creative or not, or the applied technical scheme is quite different compared with the existing technology. Either the technical effect is particularly good, and even unexpected technical effects have been achieved.