What's the difference between patent licensing and patent transfer?

What's the difference between patent licensing and patent transfer? After the patent application, if the applicant needs it, the patent can also be assigned accordingly. Before that, we need to know clearly the difference between patent licensing and patent transfer. The difference between patent license and patent transfer First of all, let's distinguish the difference between patent license and patent transfer. In the transfer of patent right, the party transferring the patent right is the transferor; The party accepting the patent right is the transferee. Once the patent right is transferred, the transferor no longer has any rights to the patent; The assignee becomes the new owner of the patent and has the right to exercise all the rights of the patent. Second, patent licensing means that the patentee allows others to use the patent in a certain way in a certain area and for a certain period of time. The patent right granted the license is the licensor; The party accepting the license is the licensee. One of the functions of patent licensing is that through patent licensing, enterprises can recover their R&D investment, get the maximum return and make the patent produce the maximum market value; Another function is to promote the application of scientific and technological achievements through patent licensing, so as to promote national technological innovation and improve national scientific and technological competitiveness.