Showing 1 - 10 of 26
This paper studies how patent rights and price regulation affect how fast new drugs are launched in different countries, using newly constructed data on launches of 642 new drugs in 76 countries for the period 1983-2002, and information on the duration and content of patent and price control...
Persistent link: https://www.econbiz.de/10010950846
This paper investigates the characteristics of litigated patents by combining for the first" time information about patent case filings from the U.S. district courts and detailed data from the" U.S. Patent and Trademark Office. We construct a series of indicators for the factors which the"...
Persistent link: https://www.econbiz.de/10005710728
We model early expectations about the value and technological importance ('quality') of a patented innovation as a latent variable common to a set of four indicators: the number of patent claims, forward citations, backward citations and family size. The model is estimated for four technology...
Persistent link: https://www.econbiz.de/10005774996
This paper examines the suggestion that established plaintiffs request preliminary injunctions to engage in predation against less financially healthy firms. We first present a model in which differences in litigation costs drive the use of preliminary injunctions in civil litigation. The...
Persistent link: https://www.econbiz.de/10005718345
This paper examines several recent avenues of empirical research into the enforcement of" intellectual property rights. To frame these issues, we start with a stylized model of the patent" litigation process. The bulk of the paper is devoted to linking the empirical literature on patent"...
Persistent link: https://www.econbiz.de/10005718626
Since the late 1980s the global intellectual property rights (IPR) system has been strengthening dramatically as much of the developing world introduces patent protection for new drug products. This may lead to more research on drugs to address developing country needs. As there are identifiable...
Persistent link: https://www.econbiz.de/10005778178
The decision to require that countries grant product patents for pharmaceutical innovations as a condition of membership in the World Trade Organization was very contentious. Almost 50 developing countries were not granting patent monopolies for drugs during the period the Uruguay round of GATT...
Persistent link: https://www.econbiz.de/10005778771
Patent counts are very imperfect measures of innovative output. This paper discusses how additional data-the number of years a patent is renewed and the number of countries in which protection for the same invention is sought - can be used to improve on counts in studies which require a measure...
Persistent link: https://www.econbiz.de/10005722951
Efforts to strengthen the global patent system for pharmaceuticals continue to be controversial, and what will likely be a similarly fraught international debate over price controls has begun. The outcome of international negotiations and the resulting policy decisions made by each country will...
Persistent link: https://www.econbiz.de/10005723125
We show that economic incentives affect the number and commercial value of inventions generated in universities. Using panel data for 102 U.S. universities during the period 1991-1999, we find that universities which give higher royalty shares to academic scientists generate more inventions and...
Persistent link: https://www.econbiz.de/10005084498