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Xibao Li 《Research Policy》2012,41(1):236-249
This paper examines a number of forces that have possibly contributed to the explosive growth of Chinese patenting over the past decade. After a review of previous hypotheses and conventional wisdom, this study proposes an additional explanation and argues that patent subsidy programs implemented by each provincial region have played an important role in the growth of Chinese patenting. This institutional change, taking place at the province-level, has induced an increase in patent propensity among not only firms, universities, and research institutes, but also individuals. Empirical evidence based on publicly available data provides solid support for this argument. It was also found that a larger fraction of applications are granted patent rights since the implementation of such programs, suggesting that reduction in patent application quality may not be a serious concern, unless the criteria used for patent examination have been lowered. 相似文献
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《Information processing & management》2022,59(3):102908
With the implementation of the innovation-driven development strategy, increasing technical innovations are patented by the individuals or the companies. As a form of intellectual properties, the patent has attracted attention from individuals and companies. Although there are some researches on the economic function of patent, few quantitative researches discuss on whether patents can work on the company stock market. To discover the relations between the company patents and the stock market, we explore a method to analyze the influence of patent activity on the company stock market. We collect the patent data and the stock data of listed companies, from which patent and market activities are extracted. By the recursive discrete wavelet transform, the patent and market activities are decomposed into multi-scale wavelets. These wavelets are fed into a patent and market activity based stock market trend prediction model, in which the influences of patent activity are analyzed. We compare our model with the state-of-the-art model on 4 measurements for 3 manufacturing datasets. The experimental results show that the patent activities have positive effect on market trend prediction in about 30% manufacturing listed companies and that the measurements of Shanghai/Shenzhen Stock Exchange often outperform that of USA in years 2016–2019 for the manufacturing listed companies. 相似文献
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Royalties, evolving patent rights, and the value of innovation 总被引:1,自引:0,他引:1
Edward F. Sherry 《Research Policy》2004,33(2):179-191
The value of an innovation to the innovator can change over time, especially in response to changes in the legal protection (such as patent rights) afforded the innovator. A proven-valid-and-infringed patent is a more valuable economic commodity than is an untested patent. The increase in value can be estimated using the success rate of patent lawsuits. Using a database of the outcomes of U.S. patent litigation, we find that plaintiffs win patent litigation some 45% of the time at the trial court level. This has implications both for patent damages awards and for the incentives to innovate. 相似文献
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Bronwyn H. Hall 《Research Policy》2010,39(7):994-1009
We investigate the value creation or destruction associated with the introduction of software patents in the United States in two ways. The first looks at the cumulative abnormal returns to Information and Communication Technology (ICT) firms around the time of important court decisions that impacted software patents, and the second analyzes the relationship between firms’ stock market value, the sector in which they operate, and their holdings of software patents. We conclude that the market evaluated software patents as a negative development ex ante. Ex post, a greater number of firms in all ICT sectors invested in these patents, and these firms had slightly higher market values than those with no software patents. However, while we obtain clear evidence that the technological importance or quality of patented innovation mattered for the market value of hardware firms both before and after the legal changes, it is less clear that the marginal patent right per se was associated with increases in market value, and there are no significant valuation effects associated with patents for pure software firms after the change. 相似文献
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[研究目的]新时代知识产权强国建设背景下,高校对知识产权管理的需求日益增长,本文旨在探讨并构建专利质量评价的模型,进行实证研究,以期对高校科研管理提供有益抓手、为提升高校专利转移转化效率提供一些启示。[研究方法]结合现有专利质量评价研究,探讨并构建包含多维度的专利质量评价体系,利用该模型对中国的全量专利数据进行了计算,根据整体跑分数据,制定了专利质量分级策略。以“一流大学建设”的42所高校为研究对象,创建专利质量评价数据集,并对其专利进行评分,得出并分析高效专利质量分级数据;采用专利审查员引用数据进行高校专利H指标计算,将高校专利质量分级数据和专利h指数进行模型验证,探讨高校专利H指数和本研究专利质量分级之间的相关性。[研究结论]经过实证分析,构建的专利质量评价模型在高校专利质量分级管理方面具有一定的有效性和便捷性。一定条件下,本研究的高校专利质量分级表现基本符合高校名次和H指数表现,由于H指数有一定自限性,在比较专利数据量差异较大的高校时采用本研究的分级数据相对合理一些,可以避免单纯依专利据数量进行判断,为高校分级管理工作提供参考。 相似文献
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《Research Policy》2023,52(9):104854
How patents affect follow-on innovation is a key question for the patent system. We disaggregate follow-on innovation into activities that infringe patents and others that do not infringe but can be indirectly affected by patents. Replicating an important study using our disaggregated measure, we find that 87 percent of follow-on scientific publications describing patented genes do not constitute patent infringement. Supplementing our empirical strategy with data on patent expiration dates, we find that gene patents which are not close to expiration cause an increase in noninfringing follow-on research, but the effect disappears for patents close to expiration. Our nuanced measure helps better identify the mechanisms of patents’ effect, reconcile disparate results in the literature, and evaluate policy reform. 相似文献
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《Research Policy》2023,52(4):104742
Despite their growing importance for firm innovation strategy and frequent appearance in U.S. patent policy debates, how continuing patent applications are used remains unclear. Turn-of-the-century reforms strongly limited opportunities to extend patent term and surprise competitors, but continuing applications have steadily risen since. We argue that they retain a subtle use, as applicants can file continuations to keep prosecution open and change patent scope after locking in gains with the initial patent. We document a sharp drop in parent abandonment and rise in continuations per original patent after the reforms. Continuing applications are more privately valuable than original patents, are filed in more uncertain contexts, for higher value technologies, by more strategic applicants, and react strongly to the notice of allowance. The evidence supports a current strategic use of continuing applications to craft claims over time. 相似文献
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《Research Policy》2023,52(3):104696
How does patent scope influence licensing propensity of inventions? Prior studies have often been confined to specific industries or settings, and their results have been mixed with studies showing a positive, a negative, or even no significant relationship. Also, while some have explored moderating factors that might influence the patent scope-licensing relationship, a systematic investigation of the heterogeneous effects of patent scope on licensing at the invention level has not been undertaken. This study combines a broad sample of publicly reported patent licensing agreements and a novel methodology that captures an exogenous variation in patent scope to re-investigate the relationship between patent scope and licensing and to explore key invention and inventor characteristics that could influence this relationship. The results show that narrowed patent scope leads to a substantial decline in licensing propensity of inventions and that the effect is stronger for high-quality, science-based, and novel inventions as well as for inventions generated by small inventors. 相似文献
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论职务发明创造的非职务化流失 总被引:6,自引:0,他引:6
职务发明创造非职务化,是单位甚至国有专利权流失的一条重要途径。本比较系统地探讨了职务发明创造非职务化的表现形式,分析了导致职务发明创造非职务化的原因,最后提出了遏制职务发明创造非职务化的对策。 相似文献
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区域专利政策协同失灵已成为制约专利政策预期效能发挥的根源性障碍。在专利融入产业发展的双重视角下从政策基本结构入手,以知识产权价值链理论为指导,以政策主体协同、政策目标协同和政策措施协同三维度为框架解构专利政策协同,并推演各维度内含要素,再在此基础上制定政策协同量化标准手册。通过对江苏省专利政策的实证分析,结果表明:江苏省专利政策存有主体协同中横向决策主体协作分工不足、目标协同中诱导点布局缺位、措施协同中资源匹配碎片化等协同失灵问题。最后,作出提升江苏省专利政策协同性的建议。 相似文献
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Paola Giuri Myriam Mariani Gustavo Crespi Dominique Francoz Walter Garcia-Fontes Raul Gonzales Karin Hoisl Alessandra Luzzi Lionel Nesta Önder Nomaler Pari Patel Bart Verspagen 《Research Policy》2007,36(8):1107-1127
Based on a survey of the inventors of 9017 European patented inventions, this paper provides new information about the characteristics of European inventors, the sources of their knowledge, the importance of formal and informal collaborations, the motivations to invent, and the actual use and economic value of the patents. 相似文献
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We propose an extension of the Gans-Stern [Gans, J.S., Stern, S., 2003. The product market and the market for “ideas”: commercialization strategies for technology entrepreneurs. Research Policy 32 (2), 333-350] framework that includes entry by existing firms. An incumbent firm possessing complementary assets and strong appropriability is in a formidable position [Teece, D.J., 1986. Profiting from technological innovation: implications for integration, collaboration, licensing, and public policy. Research Policy 15 (6), 285-305]. However, a de alio entrant can leverage complementary assets to enter along a new technological trajectory, and then develop appropriability. We illustrate how several mobile telecommunications firms (Ericsson, Nokia and Samsung) pursued this strategy to catch up with the market leader (Motorola). We also identify several shortcomings in Motorola's approach: it was too inward-looking in developing technologies, but ironically not inward-looking enough in exploiting its most valuable patents. 相似文献
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Foreign firms patent in emerging economies with weak appropriability regimes at an increasing rate. This phenomenon constitutes a paradox since in such a setting foreign firms should have weak incentives to patent. In an attempt to resolve this paradox, we conducted an inductive analysis of 11 foreign firms that patent in such a setting, using the case of China as our empirical context. We identify four archetypes of foreign firms and three key antecedents the interaction of which determines which archetype a firm can be subsumed under.Our study complements the developed-economy focus of the extant appropriation literature by adding an international perspective. We extend previous econometric studies by identifying salient factors on the firm level that determine the extent to which a foreign firm patents in emerging economies with a weak appropriability regime, highlighting that the extent of a firm's motivation to maintain its freedom to operate can supersede imitability concerns. We also comment on the practical implications of these contributions for managers of foreign firms. Highlighting a structural conflict of interest between foreign firms from developed economies and the development goals of an emerging economy, we point to the generalizability of our results to a wide range of other emerging economies worldwide. 相似文献
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This paper investigates how technological diversification influences the rate and specific types of innovative competence. We test a set of hypotheses in a longitudinal study of a sample of biotechnology firms. Our findings provide strong support for the premise that a diversified technology base positively affects innovative competence. Furthermore, technological diversification is found to have a stronger effect on exploratory than on exploitative innovative capability. This empirical evidence suggests that technological diversity may mitigate core rigidities and path dependencies by enhancing novel solutions that accelerate the rate of invention, especially that which departs from a firm's past activities. 相似文献
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伴随着互联网快速发展,经济全球化越来越深入我们的生产和生活。我国企业特别是一些高新技术企业以及知识产权相对集中的产业要走出去,难免会遇到专利纠纷和专利诉讼。而近年来NPE的迅速发展,无疑对经济社会产生了重要影响,引起了世界各国的关注。一些高科技公司和知名企业,已经被NPE给盯上而被迫支付高昂的专利诉讼费或者专利许可费,而一些小企业在走出去的同时也会遇到这样的问题。我国企业需要扬长避短来应对NPE的攻势,不然漫长的诉讼周期以及高昂的赔偿费用,很有可能拖垮中小企业,阻碍各产业的技术创新。本文将从NPE类型、运营模式及其带来的主要影响,并以高智公司为例研究其发展历程和讨论对国内企业可能造成的影响,以及借鉴国外和其他地区关于规制NPE的立法和实践等,从而提出建立和完善我国专利运营模式的可行性措施,对我国专利运营模式未来的发展等方面提出自己的见解。 相似文献