What Is An Invention? A Review Of The Literature On Patentable Subject Matter

This work is a critical review of the literature on patentable subject matter. It examines the central feature of modern patent law—the “invention”—at an international and comparative level. As with most codified terms intended to have wide-ranging, prospective applicability, it is usually left undefined, or if defined, is usually drafted broadly and permissively. Despite the hallmarks of patentability (namely, novelty, inventiveness, and industrial applicability), some courts1 and academic commentators have questioned whether there still needs to be an invention in the first place, before one even considers its patentability