Improved inventions do not fall within the scope of patent protection. Generally speaking, an improved invention means that the controlled object replaces some necessary technical features of the patented technology with a simple technical feature, and uses other necessary technical features to implement it, which can generally achieve the invention purpose of the patented technology, but causes The patented technical solution has deteriorated to a certain extent and its technical effect has been reduced.
Inferior inventions are eliminated through the market, not through patent protection.