Simply put, a patent refers to an invention or a unique process, program, system, etc. Refers to individuals or groups protected by law. Before using the patent, the user must obtain the permission of the patentee, which can not only protect the rights and interests of the patentee, but also make the patent applicable within a certain range.
Patents have a time limit, and after the patent period, they lose their legal protection. This can promote the sharing of patented technology, which greatly promotes the development and progress of science and technology.