Sanofi (NYSE:SNY) filed a patent infringement suit against Mylan (NSDQ:MYL) yesterday in the U.S. District Court of New Jersey, alleging that the EpiPen-maker infringed upon 18 patents covering Sanofi’s Lantus insulin glargine injection and SoloStar pen.
The suit was triggered by a notice from Mylan in mid-September, Sanofi said. Mylan told the insulin-maker that it had filed an NDA for an insulin glargine pre-filled pen, which challenged all of the patents listed for Sanofi’s Lantus products.
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