Law Commons^™

A Global Perspective On Digital Sampling, Loren Mulraine

Law Faculty Scholarship

The state of the law in the United States is complicated by the fact that the de minimis doctrine is, and has been a muddled doctrine. Copyright law and patent law allow future authors and inventors to build upon the works of previous rights holders. In the patent world, the new work must be a non-obvious improvement on the original patent. In copyright, the key is that the secondary user cannot take a substantial portion of the prior author's copyrightable expression. There is no infringement without substantial similarity. By definition, a de minimis taking is the polar opposite of substantial …