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检索中药复方专利文献,采用聚类分析方法,以“专利申请量”、“专利授权量”、“专利成长率”、“科研成果专利转化率”作为衡量尺度对1991年至2010年中药复方专利年度发展状况进行聚类研究,研究中药复方专利20年的发展状况及其影响因素。中药复方专利年度发展状况归为3类,聚类结果差异具有显著性。中药复方专利的发展与专利法规健全、中医药科研水平提高、中医药国际认可度提升等诸多因素息息相关。
Retrieve patent literature of traditional Chinese medicine compound, using clustering analysis method, taking “patent application amount”, “patent authorization amount”, “patent growth rate”, “scientific research patent conversion rate” as the measure From 1991 to 2010, the annual development of Chinese patent compound patents were clustered to study the development of Chinese patent compound patent for 20 years and its influencing factors. The annual development of TCM compound patent is classified into three categories, and the difference of clustering results is significant. The development of Chinese patent compound patent is closely related to the sound patent laws and regulations, the improvement of Chinese medicine research level and the improvement of international recognition of Chinese medicine.