1. Exclusive license. It refers to the licensor stipulates that licensee shall, under certain conditions, monopolize the right to carry out its patent, and the characteristics of this kind of license is not allowed to use the patent licensing himself, also cannot permit the same content to any third party.

2. Sole license. It refers to the licensor doesn’t sign a license contract for the same content with any third party, but the licensor itself still has the right to use the patent in the geographical areas, which also known as the exclusive license.

3.  Simple license. That’s also called the non-exclusive license ,which is the most common way of patent license, namely the licensor still has the right to use the patent at the same time within the region , and can grant the right of use to a third person other than the licensee.

4. Cross license. It can also be called reciprocal licensing, which means that the parties allow each other to use their respective patents.

5. Sub-license. It refers to after obtained the consent of licensor, the licensee of the original patent license contract have right to grant patent right or part of the rights to the third party for use under certain conditions. Without the prior consent of the licensor, licensee has no right to sign a sublicense contract with any third party.