1. The object of rights applied for does not belong to the scope of invention, utility model and design;
2. The invention or utility model is not novel, creative and practical;
3. The applicant has no capacity for behavior or right to apply for authorization;
4. Other reasons.
legal basis
article 2 of the patent law of the people's Republic of China
inventions and creations mentioned in this law refer to inventions, utility models and designs.
invention refers to a new technical scheme proposed for a product, method or its improvement.
utility model refers to a new practical technical scheme for the shape, structure or combination of products.
appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application, which is based on the overall or partial shape, pattern or their combination, as well as the combination of color, shape and pattern.
Article 22
Inventions and utility models for which patent rights are granted shall be novel, creative and practical.
article 45
from the date when the patent administration department in the State Council announced the grant of the patent right, if any unit or individual thinks that the grant of the patent right is not in conformity with the relevant provisions of this law, it may request the patent administration department in the State Council to declare the patent right invalid.