On december 02, 2010, Momenta and Sandoz sued Teva for patent infringement of its US FDA pending enoxaparin ANDA. Sanofi Aventis is innovator for enoxaparin and Sandoz has recently received approval of its ANDA. Sandoz has developed enoxaparin ANDA product in alliance with Momenta pharma
Momenta has sued Teva on 7,575,886 (the “‘886 patent”) and 7,790,466 (the “‘466 patent”). Teva in press release, said its ANDA product is manufactured and tested outside US and ANDA is not yet approved by US FDA for marketing and Teva will not infringe these patent before approval.