特殊酵母工业应用专利发展态势分析

Patent Analysis on the Development Trend of Industrial Application of Special Yeast

特殊酵母作为区别于传统酵母之外的一类生物资源,具有广泛的工业应用前景。基于incoPat数据库收录的专利数据,以特殊酵母工业应用领域的专利为研究对象,从专利分析的角度,揭示了全球特殊酵母工业应用领域技术创新的发展态势、技术分布、主要申请机构、研究热点以及各类特殊酵母的应用优势等。结果表明:全球特殊酵母工业应用领域的专利公开数量在2001~2020年期间整体呈不断增长的趋势,并在2019年达到峰值;专利保护区域主要为美、中、韩、日、欧等国家或地区,其中国内外申请机构的研发侧重点各有不同,以帝斯曼、纳幕尔杜邦、诺维信等为代表的国外工业生物技术公司注重特殊酵母基础技术的知识产权保护,以江南大学为代表的国内科研院校比较注重毕赤酵母应用技术的开发。重点分析了特殊酵母工业应用领域近年来各类特殊酵母在不同技术分支和创新程度上的差异,旨在为我国特殊酵母工业应用领域科研决策和科研工作提供参考。

Special yeast,as a kind of biological resource different from traditional yeast,has a wide range of industrial application prospects.By retrieving data from the incoPat database,this article takes the patents of industrial applications of special yeast as the research object.From the perspective of patent analysis,the development trend of technology innovation,technology distribution,main application institutions,research hotspots and application advantages of different kinds of global special yeast industry have been reviewed.Data has shown that the global patent publication amount for special yeast industrial technology presented an increasing trend from 2001 to 2020,and reached a peak in 2019.The patent protection areas concentrated in the US,the P.R.China,South Korea,Japan,Europe and other countries or regions,and the R&D focuses of domestic and foreign applicants differed.Foreign industrial biotechnology companies represented by DSM,Namur Du Pont and Novozyme focused on the intellectual property rights of a basic technology of a special yeast.The domestic research institutions represented by Jiangnan University laid more stress on the development of Pichia pastoris technological applications.Finally,the differences in the innovation levels of various kinds of special yeasts from multiple technical branches in recent years have been analyzed,aiming to provide reference for decision-making in scientific research and academic works in the industrial application field of special yeasts in China.