Canada>Canada http://ellsworthpsyd.com/how-much-does-zyban-cost-in-canada-7623.pdf how much does zyban cost in canada  A term for a patent owner whose primary interest is in seeking to develop and/or buy patents in order to make money by licensing them or by suing others for infringing the inventions. This encompasses so-called "trolls" and "defensive patent aggregators" as well as universities and chip designers such as ARM who do not make products of their own.