On November 4, 2014, the Supreme Court of Canada was due to hear an appeal by generic drugs company Apotex against a decision that found it to have infringed a patent covering the blockbuster drug Plavix (clopidogrel bisulfate). The drug is a platelet aggregation inhibitor developed and marketed by Sanofi, as patentee, and Bristol-Myers Squibb (BMS), as licensee.