Momenta Pharmaceuticals, Inc. et al v. Amphastar Pharmaceuticals, Inc. et al

  1. April 27, 2017

    Amphastar Wants Momenta Drug Standards Info In Patent Suit

    Amphastar Pharmaceuticals Inc. told a Massachusetts federal judge on Wednesday that Momenta Pharmaceuticals Inc. should disclose recent communications with the scientific nonprofit that creates enforceable drug standards for the pharmaceutical industry in a patent suit over generic versions of the blood thinner Lovenox.

  2. December 05, 2013

    Amphastar Sanctioned For Veiling Docs Over Blood Thinner IP

    A Massachusetts federal judge on Thursday hit Amphastar Pharmaceuticals Inc. with sanctions for disobeying discovery requests in Momenta Pharmaceuticals Inc.'s patent suit against Amphastar over production of generic versions of the blood thinner Lovenox, finding that Amphastar's refusal to turn over documents violated court orders.

  3. July 19, 2013

    Teva, Amphastar Protected By Safe Harbor In IP Suit: Judge

    A Massachusetts federal judge ruled Friday that Teva Pharmaceuticals Inc. and Amphastar Pharmaceuticals Inc. cannot be held liable for patent infringement for using a patented quality-control method in the production of their generic versions of blood thinner Lovenox, saying the companies are protected by the Hatch-Waxman Act's safe harbor provision.

  4. December 02, 2011

    Judge Refuses To Lift Ban On Generic Lovenox

    A Massachusetts federal judge on Friday refused a request from Watson Pharmaceuticals Inc., Amphastar Pharmaceuticals Inc. and International Medical Systems Ltd. to quash an injunction barring the drugmakers from  competing with Momenta Pharmaceuticals Inc.'s generic version of Sanofi SA's blood-thinning drug Lovenox in the U.S.

  5. October 28, 2011

    Momenta Gets Rivals' Sale Of Generic Lovenox Barred

    Massachusetts drugmaker Momenta Pharmaceuticals Inc. on Friday won a preliminary injunction that blocks rivals Watson Pharmaceuticals Inc., Amphastar Pharmaceuticals Inc. and International Medical Systems Ltd. from selling a competing generic version of the blood-thinning drug Lovenox in the U.S.

  6. October 07, 2011

    Momenta Stops Rivals' Generic Lovenox Launch For Now

    Massachusetts drugmaker Momenta Pharmaceuticals Inc. said Friday that it had obtained a temporary restraining order against Amphastar Pharmaceuticals Inc., Watson Pharmaceuticals Inc. and International Medical Systems Ltd. barring the rivals from selling a competing generic version of the blood-thinning drug Lovenox.

  7. September 23, 2011

    Sandoz Sues Watson, Amphastar Over Generic Lovenox

    Sandoz Inc. and Momenta Pharmaceuticals Inc. on Wednesday filed a patent suit in Massachusetts against Watson Pharmaceuticals Inc. and Amphastar Pharmaceuticals Inc., aiming to block the launch of a recently approved competing generic version of Sanofi-Aventis SA's anticoagulant Lovenox.

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