Note to Readers

This is the working draft of the forthcoming WIPO Patent Analytics Handbook. The Handbook is being written in the open and is presently incomplete. New chapters will be added as they become available. If you would like to correct or comment on entries in the Handbook please raise an issue on Github here. Alternatively please email poldham at mac dot com or irene dot kitsara at wipo dot int. Comments, corrections and suggestions for improvement are very welcome in ensuring the Handbook is a useful resources for the wider community.