James Watt’s 1769 patent is widely supposed to have stood in the way of the development of high-pressure steam technology until it finally expired in 1800. We dispute this popular claim. We show that although it is true that high-pressure steam technology developed only after the expiration of...

In 1982, the U.S. Congress established the Court of Appeals for the Federal Circuit (CAFC) as the sole appellate court for patent cases. This court was created ostensibly to eliminate inconsistencies in the application and interpretation of patent law across federal courts and thereby mitigate...