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不同类型专利权人的专利失效影响因素研究
引用本文:王玲,李文昌,赵梦.不同类型专利权人的专利失效影响因素研究[J].科技管理研究,2021,41(19):149-154.
作者姓名:王玲  李文昌  赵梦
作者单位:江苏科技大学经济管理学院,江苏镇江 212003;宝时得科技(中国)有限公司,江苏苏州 215123
基金项目:江苏省社科“江苏进一步扩大民间投资研究”(10EYC022);教育部人文社会科学研究青年资助“信息技术能力的构型及其与业务战略的匹配研究”(10YJC630242)
摘    要:分析不同类型专利权人的专利失效影响因素,为专利维持时间和失效风险的预测提供依据.选择江苏省2010年申请并获得授权的发明专利作为研究对象,划分为个人组、院校组和企业组,以专利失效为结局变量,采用多因素COX回归模型分析不同组专利失效的影响因素.研究表明,企业组专利有效率明显高于个人组和院校组,多因素COX回归结果显示审查周期是3组专利失效的保护因素,延伸申请是个人组和院校组专利失效的保护因素,是企业组专利失效的危险因素.不同类型专利权人的专利失效影响因素存在显著差异.

关 键 词:专利权人类型  失效专利  审查周期  延伸申请  COX回归
收稿时间:2020/12/13 0:00:00
修稿时间:2021/4/2 0:00:00

Research on Influencing Factors of Ineffective Patent of Different Types of Patentees
Wang Ling,Li Wenchang,Zhao Meng.Research on Influencing Factors of Ineffective Patent of Different Types of Patentees[J].Science and Technology Management Research,2021,41(19):149-154.
Authors:Wang Ling  Li Wenchang  Zhao Meng
Abstract:Purpose] Analyzing the influencing factors of ineffective patent of different types of patentees to provide the basis for the prediction of maintenance time and ineffective risk. Method] The authorized invention patents filed in Jiangsu province in 2010 were selected as the research objects, which were divided into individual group, college group and enterprise group. Taking ineffectiveness as outcome variable, the influencing factors of ineffective patent of different groups were analyzed by COX regression analysis. Result] Effective ratio of enterprise group was significantly higher than that of individual group and college group. COX regression results indicated that examination period was a protective factor for the three groups, extension application was a protective factor for individual group, college group but for enterprise group it was a risk factor. Conclusion] There were significant differences on influencing factors of ineffective patent of different types of patentees.
Keywords:the type of patentee  ineffective patent  examination period  extension application  COX regression
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