Before you get too wrapped up in the idea of "other valid fields for patents", you might check out some of those other fields. There is actually quite a bit of

Before you get too wrapped up in the idea of "other valid fields for patents", you might check out some of those other fields. There is actually quite a bit of evidence against patents in many other fields as well, though the only link I have handy is to Derek Lowe's discussions related to pharma - http://pipeline.corante.com/archives/patents_and_ip/ http://pipeline.corante.com/archives/patents_and_ip/