Momenta Pharmaceuticals Inc. and partner Sandoz Inc. were the first to launch a generic version of Sanofi's blockbuster blood thinner Lovenox (enoxaparin) in July 2010. For the past six years, they have been engaged in a battle with Amphastar Pharmaceuticals Inc., the second entrant, claiming the company infringed a patent on a method of making enoxaparin.
On July 21, a Massachusetts jury issued a verdict that although Amphastar infringed the patent, No. 7,575,886, it was invalid...







