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.
US Supreme Court justice declined a request from Teva for a stay of an appeals court ruling that would strip the company's USD 4 billion-a-year multiple sclerosis drug Copaxone of patent protection in 2014, rather than in 2015.
Natco Pharma Ltd has lost a patent litigation against Israel's Teva Pharmaceutical Industries Ltd in the US over multiple sclerosis treatment drug, Copaxone.