The strengthening of the U.S. patent regime in the early eighties was followed by a sharp increase in patenting and a … rather small increase in the in Ramp;D expenditure in some industries in the U.S. This patent paradox is prominently observed … number of ideas to successfully develop a final product. In this paper I examine the effects of a change in the patent regime …

We analyze optimal patent design when innovators can rely on secrecy to protect their innovations. Secrecy provides a … the optimal policy is to induce the first innovator to patent. Furthermore, we derive the optimal scope of the rights … conferred to late innovators. We show that if the patent life can be suitably set, broad patent protection is optimal: late …

other with probabilistic success. The market structure results from stochastic innovation and patent litigation. Depending … the case of symmetric and asymmetric patent portfolios …

of the receiving country. We test the empirical implications of our model using patent data in renewable and fossil … Moment estimator. We show that knowledge transfer through patent duplication increases with the level of IPR protection, but … more sensitive to uncertainty. Commitment to EPs also increases the incentives for patent duplication. The magnitude of the …

.S. "exhausts" all rights of the patentee to that item under the Patent Act. This decision goes against the Government's position … that a foreign sale authorized by the U.S. patentee should exhaust U.S. patent rights by default unless the patentee … subjects the firms that source in the South and sell in the North to the risk of a patent infringement lawsuit but allows the …