Which pharmaceutical companies face the most patent expirations this year?

This infographic from DrugPatentWatch shows that Sanofi Aventis, Merck, and GlaxoSmithKline face the most patent expirations this year. Perhaps not surprisingly, GlaxoSmithKline and Sanofi Aventis are also among the firms with the most drug patents.

For more infographics, see the DrugPatentWatch Pharmaceutical Innovation Infographics.

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