The USPTO receives more applications today than it ever has before. What happens to those applications? Patent prosecutors all have stories and personal experiences. Until quite recently, however, this sort of “anecdata” was all that was available, because the law prevented anyone from every...

Imagine a stock market in which buyers and sellers couldn't find out the prices at which anyone else sold a share of stock. If you wanted to buy (or sell) a share of stock, you'd have to guess what it was worth. The result, everyone would agree, would be massively inefficient. Willing buyers and...

Patent law is crucial to encourage technological innovation. But as the patent system currently stands, diverse industries from pharmaceuticals to software to semiconductors are all governed by the same rules even though they innovate very differently. The result is a crisis in the patent...

The case for patent enforcement driving innovation is far from clear. But patents may serve myriad other purposes besides excluding competitors. We should focus more of our attention on how patents are used outside traditional litigation and licensing

The Supreme Court's eBay decision requires district courts to weigh the equities before permanently enjoining a defendant. This is a good thing. Since eBay, the tactic of threatening injunctions to, in the Court's words, “extract exorbitant fees” has declined. It's now harder for a patent...

The Supreme Court upended the patent world in the past decade with a series of decisions restricting the scope of patent-eligible subject matter. The culmination of those cases – Alice v. CLS Bank -- has been at the center of a firestorm of controversy in the five years since it was decided....

The Supreme Court and the Federal Circuit have repeatedly emphasized the public interest in testing the validity of patents, weeding out patents that should not have been issued. But there is one important group of people the law systematically prevents from challenging bad patents. Curiously,...

The patent system seems in the midst of truly dramatic change. The last twenty years have seen the rise of a new business model – the patent troll – that grew to become a majority of all patent lawsuits. They have seen a significant expansion in the number of patents granted and a...