The world's five major intellectual property offices, namely the European Patent Office (EPO), the Japan Patent Office (JPO), the Korean Intellectual Property Office (KIPO), the State Intellectual Property Office of the People's Republic of China (SIPO), and the United States Patent and Trademark Office (USPTO) recently launched a new website. This website serves as one-stop-shop for IP related questions and projects in which the 5 offices collaborate:

http://www.fiveipoffices.org/index.html;jsessionid=fgkipiv9zg9w