(1) An invention-creation granted a patent right must be an invention, utility model or design that conforms to the provisions of the Patent Law, which is a prerequisite. An invention-creation that does not fall within the scope stipulated in the Patent Law shall not be granted a patent right.
(2) An invention, utility model or design that has been granted a patent right shall not violate state laws, social morality or harm public interests.
(3) Patented inventions and utility models should be novel, creative and practical, and patented designs should be novel, practical and aesthetic. This is a substantial condition for granting a patent right.