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Do Patents Matter? : Empirical Evidence after GATT

Lanjouw, Jean O. - 2000

of the developing world introduces patent protection for new drug products. This may lead to more research on drugs to … research to products specific to developing country markets. There is some, although limited, evidence of an increase in the … provides a baseline' against which future research activity can be compared once the new global patent regime is fully …

Persistent link: https://www.econbiz.de/10012471281

150 Years of Patent Protection

Lerner, Josh - 2000

This paper examines three sets of explanations for variations in the strength of patent protection across sixty countries and a 150-year period. Wealthier nations are more likely to have patent systems, to allow patentees a longer time to put their patents into practice, and to ratify treaties...

Persistent link: https://www.econbiz.de/10012471298

Innovation Fertility and Patent Design

Hopenhayn, Hugo A. - 1999

It may be advantageous to provide a variety of kinds of patent protection to heterogenous innovations. Innovations which benefit society largely through their use as building blocks to future inventions may require a different scope of protection in order to be encouraged. We model the problem...

Persistent link: https://www.econbiz.de/10012471726

Do Stronger Patents Induce More Innovation? Evidence from the 1988 Japanese Patent Law Reforms

Sakakibara, Mariko - 1999

Does an expansion of patent scope induce more innovative effort by firms? This article provides evidence on this question by examining firm responses to the Japanese patent reforms of 1988. Interviews with practitioners suggest the reforms significantly expanded the scope of patent rights in...

Persistent link: https://www.econbiz.de/10012471730

(When) Does Patent Protection Spur Cumulative Research Within Firms?

Arora, Ashish; Belenzon, Sharon; Marx, Matt; Shvadron, Dror - National Bureau of Economic Research - 2021

We estimate the effect of patent protection on follow-on investments in corporate scientific research. We exploit a new … method for identifying an exogenous reduction in the protection a granted patent provides. Using data on public, research …-active firms between 1990 and 2015, we find that firms decrease follow-on research after a reduction in patent protection, as …

Persistent link: https://www.econbiz.de/10012585364

The Patent Troll : Benign Middleman or Stick-Up Artist?

Abrams, David S. - 2019

How do non-practicing entities ("Patent Trolls") impact innovation and technological progress? Although this question has important implications for industrial policy, little direct evidence about it exists. This paper provides new theoretical and empirical evidence to fill that gap. In the...

Persistent link: https://www.econbiz.de/10012479664

Are National Patent Laws the Blossoming Rain?

Qian, Yi - 2010

Research on the effects of patent protection on innovation and technology transfer in the cross-country pharmaceutical … research to evaluating the effects of patent reforms on inward foreign direct investment (FDI) establishments and imports in …

Persistent link: https://www.econbiz.de/10012462357

The Dual Effects of Intellectual Property Regulations : Within- and Between- Patent Competition in the US Pharmaceuticals Industry

Lichtenberg, Frank R. - 2002

A patent only protects an innovator from others producing the same product, but it does not protect him from others producing better products under new patents. Therefore, one may divide up the source of competition facing an innovator into within-patent competition, which results from...

Persistent link: https://www.econbiz.de/10012469403

International Protection of Intellectual Property

Grossman, Gene - 2002

We study the incentives that governments have to protect intellectual property in a trading world economy. We consider a world economy with ongoing innovation in two countries that differ in market size, in their capacities for innovation, and in their absolute and comparative advantage in...

Persistent link: https://www.econbiz.de/10012470011

Enforcing Intellectual Property Rights

Lanjouw, Jean Olson - 2001

We study the determinants of patent suits and their outcomes over the period 1978-1999 by linking detailed information from the U.S. patent office, the federal court system, and industry sources. The probability of being involved in a suit is very heterogeneous, being much higher for valuable...

Persistent link: https://www.econbiz.de/10012470059