Law Commons^™

The Case Of The Missing Device Patents, Or: Why Device Patents Matter, Erika Lietzan, Kristina M. L. Acri, Evan Weidner

Faculty Publications

A company that earns premarket approval of its medical device is entitled to an extension of one patent claiming the device, to make up for some of the time it spent doing premarket research. Yet, surprisingly, a mere thirteen percent of those eligible for this extension (also known as patent term "restoration") ask for one. In contrast, most drug companies entitled to this same patent extension ask for one.

In this Article, we attribute the imbalance largely to differences between the two regulatory frameworks. In brief, because the FDA classifies and regulates devices based on what they do and how …

Solutions Still Searching For A Problem: A Call For Relevant Data To Support "Evergreening" Allegations, Erika Lietzan, Kristina M. L. Acri

Faculty Publications

For years pharmaceutical policymaking discussions have been revolving around allegations of supposed “evergreening” by pharmaceutical companies, and policymakers have considered a range of significant policy reforms — including to antitrust law and drug regulatory law — to address this purported problem. This paper evaluates empirical data offered to substantiate “evergreening” and explains that these data — though mostly accurate — do not support proposed policy changes.

The “evergreening” claim is that by securing additional patents and FDA-related exclusivities after approval of their new drugs, brand drug companies enjoy a period of exclusivity in the market that is longer than the …