Homegrown pharma firm Natco on Wednesday said Johnson & Johnson and Momenta Pharmaceuticals have filed a patent infringement lawsuit against the company and its marketing partner Mylan Pharmaceuticals Inc, along with others, in the US. Johnson & Johnson and Momenta Pharmaceuticals lawsuit alleges infringement of two old patents associated with 20mg/ml and 40mg/ml Glatiramer Acetate injection, Natco said in a regulatory filing.
