The functions of intellectual property rights are as follows:

1. Provide legal protection for the rights and interests of those who have completed intellectual achievements, and mobilize people’s enthusiasm and enthusiasm for scientific and technological research and the creation of literary and artistic works. Creativity;

2. It provides a legal mechanism for the promotion, application and dissemination of intellectual achievements, transforms intellectual achievements into productive forces and applies them to production and construction, resulting in huge economic and social benefits;

3. Provide legal guidelines for international economic, technological, trade, cultural and artistic exchanges, and promote the progress of human civilization and economic development.

"People's Republic of China and Civil Code"

Article 444

To register exclusive rights to trademarks, patents, copyrights and other knowledge If the property rights in the property rights are pledged, the right to pledge shall be established when the pledge is registered.

After the property rights in intellectual property rights are pledged, the pledgor shall not transfer or permit others to use them, unless the pledgor and the pledgee agree through negotiation. The price obtained by the pledgor from transferring or permitting others to use the property rights in the pledged intellectual property rights shall be paid off the debt in advance or deposited to the pledgee.