US big business, the US patent system and so called 'intellectual property'

" Natural Rights Anarchism " and Real or True or Genuine " Libertarianism " as opposed to fake, phone and cheap imitations. Also " real liberalism " motivates Batshit Crazy in his Butlerian Jihad.  This strain of thought have any prominent advocates?  ( Besides Batshit here ) Websites? Interesting texts? Or is it all PRIVATE intellectual property?