This paper studies the effects of the USPTO's patent secrecy program in World War II, under which over 11,000 U ….S. patent applications were issued secrecy orders which halted examination and prohibited inventors from disclosing their … compulsory invention secrecy reduced follow-on invention and restricted commercialization, but as part of the security policies …

patent. The discovery of the periodic table in 1869 offers an opportunity to test this idea. Exhibition data show that …

We analyze the impact of accession to the regional patent system established by the European Patent Convention (EPC) on … applicants at the national patent offices and the European Patent Office (EPO). Our findings suggest a strong change in patent … filing behavior among foreigners seeking patent protection in the accession states, substituting EPO patents for domestic …

success of the invention. Prize-oriented institutions thus appear to be less systematic and not as market-oriented as patent …Such institutions as patent systems cannot be well understood without an assessment of technological creativity in …

past innovations. With full patent protection, followers can catch up to the leader in their industry either by making the … simple form of licensing. Second, we show that full patent protection is not optimal from the viewpoint of maximizing the …

This paper examines the distribution of the values of patent rights in the United Kingdom, France, and Germany during … alternative ages and the renewal fee schedules to produce estimates of the distribution (and the total) value of patent rights in … changes over the period. The empirical results of particular interest concern: the total value of patent rights and the …

, combustion engines, and pharmaceuticals - using new patent data for West Germany, 1953-1988. Patentees must pay to keep their …Empirical estimates of the private value of patent protection are found for four technology area - computers, textiles …. Results indicate that learning is completed within 6 years, that obsolescence is rapid, and that the distributions of patent …

of the developing world introduces patent protection for new drug products. This may lead to more research on drugs to … those already offering such protection the situation offers a unique opportunity to examine the incentive role of patent … provides a baseline' against which future research activity can be compared once the new global patent regime is fully …

bodies and private firms. One little-explored empirical testing ground is the patent system. This paper examines the … administrative practices of patent offices in sixty countries over a 150-year period. I show that the usage of patent renewal fees … economies, and those where international trade is more important-incorporate discretionary features into their patent systems …