of new drug patents using two quasi-experimental approaches: one based on changes in patent laws and another on the …The debate on whether COVID-19 vaccine patents are slowing down the pace of vaccination and the recovery from the … crisis has brought the optimal design of pharmaceutical patent policy to the fore. In this paper we evaluate patent policy in …

We document the occurrence of process claims in granted U.S. patents over the last century. Using novel data on the … type of independent patent claims, we show an increase in the annual share of process claims of about 25 percentage points … (from below 10% in 1920). This rise in process intensity is not limited to a few patent classes but can be observed across a …

.S. patents matched to corporate owners, we quantify how foreign competition affects domestic innovation. Rising import exposure …Manufacturing accounts for more than three-quarters of U.S. corporate patents. The competitive shock to this sector … emanating from China's economic ascent could in theory either augment or stifle U.S. innovation. Using three decades of U …

.S. patents matched to corporate owners, we quantify how foreign competition affects domestic innovation. Rising import exposure …Manufacturing accounts for more than three-quarters of U.S. corporate patents. The competitive shock to this sector … emanating from China's economic ascent could in theory either augment or stifle U.S. innovation. Using three decades of U …