Pharma Cos. Tell Fed. Circ. To Reverse Durezol Decision

By Rachel Graf (June 19, 2017, 2:12 PM EDT) -- Japanese pharmaceutical companies Senju Pharmaceutical Co. Ltd and Mitsubishi Chemical Corp. urged the Federal Circuit on Friday to reverse the Patent Trial and Appeal Board's decision that several claims in their patent related to Durezol eye drops were invalid since they were made obvious by a prior patent and an international publication....

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