What is the core of patent?

Patent right.

According to Baidu Education, the problem: () is the core of the patent. A. patent right B. utility model C. patent technology D. patent document A. So patent right is the core of patent.

Patent right refers to the exclusive right granted by the state to the inventor or designer within a certain period of time in accordance with legal procedures on the premise that the content of the invention is open to the public and the invention has legal interests to the society.