Download or read book Identifying Inventions in the Public Domain written by World Intellectual Property Organization and published by WIPO. This book was released on 2020-06-22 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt: This guide aims to assist researchers, inventors and entrepreneurs in determining whether specific inventions are protected by enforceable patents or may be in the public domain, by teaching a three-stage process for searching and analyzing published patent documents using the tools of freedom to operate determination. Designed for self-study, the guide has easy-to-follow training modules that take the reader through the process step by step, including with the help of useful checklists and other tools.