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University of Michigan Law School

Michigan Telecommunications & Technology Law Review

EBay v. MercExchange

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Patent Injunctions And The Problem Of Uniformity Cost, Michael W. Carroll Jan 2007

Patent Injunctions And The Problem Of Uniformity Cost, Michael W. Carroll

Michigan Telecommunications & Technology Law Review

In eBay v. MercExchange, the Supreme Court correctly rejected the Federal Circuit's general rule requiring that a permanent injunction follow from a finding that a patent is valid and infringed. Recognizing that one size does not fit all in patent law, the Court returned traditional equitable discretion to the district courts. With this discretion, district courts can now deploy remedies for patent infringement that are sensitive to relevant differences among industries, technologies, and entities. This Essay sets the Court's rejection of a uniform remedial regime in a larger context concerning the role of uniformity in patent law. It then explores …


What Is Hiding In The Bushes - Ebay's Effect On Holdout Behavior In Patent Thickets, Gavin D. George Jan 2007

What Is Hiding In The Bushes - Ebay's Effect On Holdout Behavior In Patent Thickets, Gavin D. George

Michigan Telecommunications & Technology Law Review

Importantly, at least a few relevant patent holders are inevitably left out of an industry organization's collection of patents. These left-out patent holders, known as "holdouts," can undermine the collective arrangement with demand letters and infringement suits.[...] The first part of this Note explains why holdouts exist in the first place, given the benefits of joining an organization of collected patents. In the second part of this Note, I explore the lack of legal protections against holdout demands offered by pre-eBay patent law. The third part of this Note introduces the eBay decision as revolutionary addition to list of legal …


Why Pharmaceutical Firms Support Patent Trolls: The Disparate Impact Of Ebay V. Mercexchange On Innovation, Jeremiah S. Helm Oct 2006

Why Pharmaceutical Firms Support Patent Trolls: The Disparate Impact Of Ebay V. Mercexchange On Innovation, Jeremiah S. Helm

Michigan Telecommunications & Technology Law Review

Before the unanimous decision in eBay v. MercExchange, patent holders were almost always granted an injunction against an infringer. In fact, the Federal Circuit, in deciding eBay, noted that, upon a finding of infringement, an injunction would issue unless there were extraordinary circumstances. The Court, in a brief opinion, disagreed with the Federal Circuit and explained that the injunction issue in a patent case must be analyzed under the traditional four-factor test.[...] Is the four-factor test fairer or better than the Federal Circuit's near-automatic injunction rule? It is certainly more difficult to administer a factor test as compared to a …