Research on Gradient Valuation Techniques Based on the System of Intellectual Property Rights Finance

China is now building an innovation nation which use the strategy of intellectual.The effective use of intellectual property rights,promoting the combination between the intellectual property and the economic and social development is an important content in China.And we can use the intellectual property rights finance to solve the problem of lending for small and medium sized enterprises which our country is exploring for a long time.Also it is a significant way to the science and technology finance.Firstly,this paper introduce the policy of intellectual property finance in China.Secondly,it draw on the experience of Ameria and Japan which apply the intellectual property rights finance good.Thirdly,author design the China model of intellectual property rights finance based on the development cycle of intellectual property,and innovate the gradient valuation techniques.