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Patent System, Firm Patenting Strategy and Technology Progress

机译:专利制度,企业专利战略与技术进步

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摘要

The patent system of the People's Republic of China has only a history of about 30 years, yet it has undergone three major policy changes to keep up with the tremendous pace of economic and technological progress in China. Once a country in which technological advance relies primarily on copying and imitating foreign innovations, China is gradually shifting towards a regime that emphasizes on strong intellectual property and indigenous innovation. It is fascinating, therefore, to witness this transition. It is important to enhance my understanding of the patent regime as a mechanism to promote innovation and the dissemination of knowledge, as is the purpose of the thesis.;Both of the chapters in this dissertation focus on patent applicants' preference for how quickly they want their patent applications to be processed. This is nontrivial primarily due to heterogeneity in firm characteristics, nature of invention, market structure, technology backgrounds and many unobservable factors. I propose two factors that partially determine an inventor's preference for speed of patenting: the inter-temporal value patents of their invention and the speed of technological progress.;The first chapter investigates the heterogeneous inter-temporal patterns of inventions' value flow and the associated applicants' patenting strategies for a small set of United States patents. To measure the characteristics of different inventions' inter-temporal value flow, we exploit a policy lever provided by the Chinese government that allows patent applicants to freely choose between one patent protection of short examination delay, short protection period and another patent protection of long examination delay, long protection period. We find that the majority of applicants that favor the former protection (short&short) have Electronics and Mechanics inventions, whereas applicants that favor the latter ( long&long) are mostly within Pharmaceuticals and Drugs. We then exploit this variation in patent choices under the Chinese regime with applicants' patenting strategies in the U.S., for identical inventions. The empirical results suggest the short&short Chinese patent holders have a strong tendency of pursuing early U.S. patent issuance whereas the long&long patent holders have a strong tendency of maintaining their U.S. patents for long periods. The results are robust with or without technology field fixed effects.;The second chapter analyze the effect of faster technology development on firms patenting strategy. Using a dataset with information about patent applications in both China and the US, I find that firms are willing to secure early patent grants when technology moves ahead faster. The conventional wisdom that a patent secures a flow of monopoly profits that depreciates at a constant speed over time is not consistent with my empirical findings. Faster technology progress shifts the profits towards the early periods, making early grants more important. The empirical results suggest that a more flexible patent regime which offers options for speed is more efficient.
机译:中华人民共和国的专利制度只有大约30年的历史,但它已经经历了三项重大的政策变化,以适应中国经济和技术进步的巨大步伐。曾经是一个技术进步主要依靠复制和模仿国外创新的国家,中国正在逐步转向强调强大知识产权和本土创新的制度。因此,目睹这种转变令人着迷。正如论文的目的一样,重要的是要加深我对专利制度作为促进创新和知识传播的机制的理解。本论文的两章都着眼于专利申请人对专利申请人希望获得专利的速度的偏好。他们的专利申请有待处理。这是不平凡的,主要是由于公司特征,发明性质,市场结构,技术背景和许多不可观察的因素之间的异质性。我提出了两个因素来部分确定发明者对专利速度的偏好:发明的跨时间价值专利和技术进步的速度。第一章研究了发明价值流的异质性跨时间模式及其相关申请者针对一小部分美国专利的专利策略。为了衡量不同发明的跨时间价值流的特征,我们利用了中国政府提供的政策杠杆,允许专利申请人在一项具有短暂审查延迟,短期保护期限的专利保护和另一种具有长期审查专利权的保护之间自由选择延迟,保护期长。我们发现,大多数赞成前者(短期和短期保护)的申请人都拥有电子和机械发明,而赞成后者(长期和长期)的申请人则主要在制药和药品行业。然后,我们根据中国在美国专利申请中针对相同发明的专利策略,利用这种变化来选择专利。实证结果表明,空头和空头的中国专利持有人倾向于早期美国专利发行,而长空头和长期的专利持有人则倾向于长期保持美国专利。无论有没有技术领域的固定效应,结果都是可靠的。第二章分析了更快的技术发展对企业专利战略的影响。通过使用包含有关中国和美国专利申请信息的数据集,我发现当技术进步更快时,公司愿意获得早期的专利授权。专利确保专利利润流随时间以恒定速度贬值的传统观点与我的经验发现不一致。技术进步越快,利润就越早地转移到早期,这使得早期拨款变得更加重要。实证结果表明,提供速度选择的更灵活的专利制度更为有效。

著录项

  • 作者

    Cao, Siwei.;

  • 作者单位

    University of California, Berkeley.;

  • 授予单位 University of California, Berkeley.;
  • 学科 Commerce-Business.;Asian studies.;Economic theory.;Management.
  • 学位 Ph.D.
  • 年度 2015
  • 页码 68 p.
  • 总页数 68
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

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