Helium.com | Business Law | What can't be patented http://www.helium.com/knowledge/55189-what-cant-be-patented.xml Helium.com > Business Law > What can't be patented en-us Copyright Helium.com Fri, 31 Oct 2008 14:34:52 GMT Fri, 31 Oct 2008 14:34:52 GMT The issue of what can and cannot be patented will never receive a clear answer, as the bounds of patentable subject matter continuously evolve and ... http://www.helium.com/items/1654505-what-can-be-patented Wed, 18 Nov 2009 05:39:50