Textbook in PDF format This chapter will provide an overview of the key differences between jurisdictions under the topics dealt with in the book. This book was written with the situation of intellectual property counsel working within a pharmaceutical, biotechnology, or chemical company firmly in mind. The intention is to provide a work which is easy to use and contains sufficient detail to provide practical assistance. In practice, issues are rarely confined to a single jurisdiction and so the book is topic-based which allows the reader quickly to consider and compare the situation and what will need to be done across a number of jurisdictions of interest