What are the conditions that constitute patent infringement?

What are the conditions that constitute patent infringement? Many people do not know much about patent infringement, which leads to many times when patents are infringed without realizing it. The editor below will introduce to you the conditions that constitute patent infringement. What are the conditions. What are the conditions for constituting patent infringement? What are the conditions for constituting patent infringement? Only if the following four elements are met at the same time can it constitute patent infringement: 1. The object of the infringement should be a valid patent that enjoys patent rights in my country. First of all, in view of the regional nature of patent rights, valid patents should generally refer to patents authorized by the State Intellectual Property Office. Secondly, in view of the timeliness of patent rights, only patent rights that have not expired due to payment, invalidation, abandonment, etc. within the specified protection period are valid patents. 2. There are illegal acts. That is, the perpetrator has exploited the patent for profit without the permission of the patentee. 3. The perpetrator is subjectively at fault. The subjective fault of the infringer includes intentionality and negligence. The so-called intentionality means that the actor knows that his behavior is an infringement of the patent rights of others and carries out the behavior; the so-called negligence means that the actor carries out the behavior of infringing the patent rights of others due to negligence or overconfidence. 4. It should be for the purpose of production and operation. Article 11 of the Patent Law stipulates: After an invention-creation is granted a patent right, no one may exploit the patent, except as otherwise provided in this Law, and the exploitation shall not be for the purpose of production or business. What are the conditions that constitute patent infringement?