A Virtual Collectible Distribution Network generates and distributes Virtual Collectible objects, each potentially possessing unique properties, over a computer network such as the Internet, to a group of users. The Distribution Network utilizes a client-server system. The client software can be standalone...http://www.google.com.hk/patents/US8108459?utm_source=gb-gplus-share專利 US8108459 - Method and apparatus for distributing virtual goods over the internet
