title: More patent troubles about genes.
abstract: Two decisions by the British Appeal Court raise questions about the allowable breadth of biotechnology patents, but point to the charges patent-holders should be free to make.
mesh_terms: D001709:Biotechnology / Q000191:economics / Q000331:legislation & jurisprudence*; D005796:Genes; D005823:Genetics / Q000331:legislation & jurisprudence*; D016174:Hepacivirus / Q000235:genetics; D006515:Hepatitis B virus / Q000235:genetics; D010330:Patents as Topic / Q000331:legislation & jurisprudence*; D006113:United Kingdom; D014481:United States