Legal Opinion

AstraZeneca AB v. United Food & Commercial Workers Unions

Court of Appeals for the First Circuit

Decided January 21, 2015No. Nos. 14-1521, 14-1522PublishedCited by 175 opinions

1Opinion of the Court

DYK, Circuit Judge.

AstraZeneca1 sells a heartburn drug called Nexium and owns several patents related to the Nexium compound, a method of using Nexium, and the process for manufacturing Nexium (“the Nexium patents”). Nexium is a proton-pump inhibitor, a type of drug that decreases the symptoms of heartburn by reducing gastric acid production.

Three generic drug companies, Ranbaxy,2 Teva,3 and DRL4 (collectively, the “generic defendants”), sought to market generic forms of Nexium. AstraZeneca sued these generic companies for infringement of some of the Nexium patents. AstraZeneca eventually…

2Cases cited55 opinions

  1. Lujan v. Defenders of WildlifeSupreme Court of the United States · 1992
  2. Baker v. CarrSupreme Court of the United States · 1962
  3. Amchem Products, Inc. v. WindsorSupreme Court of the United States · 1997
  4. Wal-Mart Stores, Inc. v. DukesSupreme Court of the United States · 2011
  5. General Telephone Co. of Southwest v. FalconSupreme Court of the United States · 1982

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3Cited by175 opinions

  1. Vince Mullins v. Direct Digital, LLCCourt of Appeals for the Seventh Circuit · 2015
  2. Neale v. Volvo Cars of North America, LLCCourt of Appeals for the Third Circuit · 2015
  3. Olean Wholesale Grocery Co-Op v. Bumble Bee Foods LLCCourt of Appeals for the Ninth Circuit · 2022
  4. Robert Briseno v. Conagra Foods, Inc.Court of Appeals for the Ninth Circuit · 2017
  5. Roach v. T.L. Cannon Corp.Court of Appeals for the Second Circuit · 2015

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