"MAD 4 IP" - MAD FOR IP, MADE FOR IP 
A really thorough & exhaustive search of the patent literature is best left to the experts, such as patent information specialists and patent agents. They have the know-how required to undertake the exhaustive trawl through the many electronic databases, hard copy and the expertise to understand what they find. The Internet has opened up the whole area of patents to anybody by providing the ability to search and view worldwide for free. It is possible to do a reasonable search on the Internet if you spend time at the appropriate websites and understand something of the patent system.
This blog post covers handy oveview of the patent search that any searcher needs to be aware of. please check out presentation for more.
