Law Commons^™

Book Review: "Die Gemeinfreiheit: Begriff, Funktion, Dogmatik (The Public Domain: Concept, Function, Dogmatics)" By Alexander Peukert, Marketa Trimble

Scholarly Works

The reviewer considers a recent book by Alexander Peukert, the professor of civil and commercial law who specializes in international intellectual property law at Goethe University in Frankfurt am Main, Germany. Peukert has devoted the book to defining the limits of the public domain – the realm of intellectual activity in which works are free for anyone to use because the works are not protected by intellectual property rights, are protected but the protection has expired, are subject to an exception to the rights under the law, or are unprotected because the owner of the rights chooses not to enforce …

Error Costs & Ip Law, Joseph S. Miller

Scholarly Works

A court in doubt about an ip statute’s scope can err in two ways. It can wrongly narrow the ip right’s reach, or wrongly broaden it. The latter error, however, is worse: A wrongly broadened ip statute effectively creates new property. To correct erroneous broadening, unlike erroneous narrowing, the legislature must thus eliminate a now-established property right. And that is very hard to do. Courts cannot, of course, avoid making at least some mistakes. Courts can, however, prefer the mistakes that are easier, not harder, for the legislature to correct. This essay explores this error-cost-based approach to ip statutes, as …

A Numerus Clausus Principle For Intellectual Property, Christina Mulligan

Scholarly Works

Real property can only be held and conveyed in a small number of forms, such as fee simple, life estate, and lease. This principle is known as numerus clausus, meaning “the number is closed.” For centuries, the principle has been central to the common-law system of property rights. Scholars have justified it as a mechanism for facilitating effective property alienation, maintaining low transaction costs in the buying and selling of property, and keeping the scope of property owners’ rights clear.

In contrast, the numerus clausus principle is essentially nonexistent in intellectual property law. In the context of patents and copyrights, …