This book provides a comprehensive overview of the topic of patent claim interpretation in the UK, as well as in three other select jurisdictions. It explores territory that has great commercial significance and yet is severely under-explored in existing works. The twin issues of the function of patent law and interpretational analysis of the scope of protection have been recently reconsidered by the UK's House of Lords. This work not only reviews their recent cases, but also looks at how the US, German, and Japanese patent systems deal with the complex problems presented in this area. The...