Patent licensing method.

According to the scope and authority of the licensee, patent licensing can be divided into the following categories: the way of patent licensing (1) is an exclusive license, that is, the licensee enjoys an exclusive license within a certain time and effective geographical scope, and the patentee may not license the patent to others, and the patentee himself may not license the patent; (2) Exclusive license, referred to as exclusive license or exclusive license for short, means that within a certain period of time and effective geographical scope, the patentee only permits the licensee to exploit the patent, and may not permit others to exploit the patent, but the patentee himself can exploit the patent; (3) General license, also known as general license, means that within a certain period of time and effective geographical scope, the patentee can license others to exploit the patent while licensing the licensee, and the patentee himself can also exploit the patent; (4) Cross-licensing, referred to as cross-licensing or exchange licensing, means that two patentees mutually license each other to exploit their own patents; (5) Sub-licensing, referred to as sub-licensing, means that the patentee authorizes the licensee to exploit his patent and at the same time authorizes the licensee to license a third person to exploit the patent.