'Patent Trolls' Target Biotechnology Firms: Scientific American

The biotechnology industry has had its share of woes, but so far 'patent trolls' have not numbered among them. These companies, which profit by legally enforcing patents they own rather than developing products, may benefit from a 31 August ruling at a US federal court of appeal in Washington DC. The court upheld a lawsuit filed by Classen Immunotherapies of Baltimore, Maryland, against four biotechnology companies and a medical...