Although the law on infringement is relatively straightforward in relation to thecopying of literal and textual elements of software, it is the copying of non-literaland functional elements that poses complex and topical questions in the contextof intellectual property (IP) protection.In many cases, it is these non-literal andfunctional elements that contain the real value of a software product. This bookconcerns the copying of non-literal and functional elements of software in boththe United States and European Union, using a holistic approach to address themost topical questions facing experts concerned with legal protection of softwareproducts across a range of technological platforms.The book focuses on six distinct but interrelated areas: contract, copyright, patents,trade-dress, designs and trade secrets, discussing these areas separately and inrelation to one another.The book discusses software as a multilayered functionalproduct, setting the scene for other legal discussions by