Company · Pharmaceuticals & Biotechnology

Amgen Inc

Federal civil lawsuits naming Amgen Inc, a Pharmaceuticals & Biotechnology company.

Public CompanyPharmaceuticals & Biotechnology

Ticker: Nasdaq: AMGN
Business: Biological Products, (No Diagnostic Substances)
Headquarters: Thousand Oaks, CA
Incorporated in: Delaware
SEC CIK: 318154

Amgen Inc is a public company in Biological Products, (No Diagnostic Substances), based in Thousand Oaks, CA (traded on Nasdaq as AMGN, incorporated in Delaware). It appears in 229 federal civil lawsuits in this index, most often as a plaintiff (124 of 229). These cases are most often Patent and Patent - ANDA matters, filed between 1992 and 2025, most frequently in District Court, D. Delaware. The most common causes of action are Patent Infringement, Antitrust, and Personal Injury. Frequent opposing parties include Schering Corporation, Zydus Pharmaceuticals (USA), Inc, and Sandoz Inc.

229

Lawsuits

105

As Defendant

124

As Plaintiff

Open

210

Terminated

1992–2025

Span

13 mo

Median Duration

6.7 cases/yrPredominantly plaintiff · 54%Activity steady

Cases by State

PR · 1

Open Cases Over Time

1992peak 36 open2025

Case Types Over Time

19922025

PatentPatent - ANDAFederal Tax / Statutory ActionsContractAntitrust

Filings by Year

19922025

Case Types filter →

Patent84

Patent - ANDA44

Federal Tax / Statutory Actions30

Contract18

Antitrust17

Civil Rights13

Where Filed filter →

Frequent Opposing Parties

Filtered Patent Clear

84 Cases — Newest First

Amgen Inc v. Amneal Pharmaceuticals, Inc

Patent Open District Court, D. New JerseyNo. 1:25-cv-17278Filed 11/06/2025
Amgen Inc v. Dr. Reddy'S Laboratories Ltd

Patent Open District Court, D. New JerseyNo. 1:25-cv-17277Filed 11/06/2025
Regeneron Pharmaceuticals, Inc v. Amgen Inc

Patent Open District Court, N.D. West VirginiaNo. 1:25-cv-00074Filed 07/31/2025
Amgen Inc v. Biocon Biologics, Inc

Patent Open District Court, D. New JerseyNo. 1:25-cv-13358Filed 07/16/2025
Amgen Inc v. Biocon Biologics, Inc

Patent Open District Court, D. MassachusettsNo. 1:25-cv-11867Filed 06/30/2025
Amgen Inc v. Shanghai Henlius Biotech, Inc

Patent Open District Court, D. New JerseyNo. 1:25-cv-12160Filed 06/25/2025
Amgen Inc v. Hikma Pharmaceuticals USA Inc

Patent Open District Court, D. New JerseyNo. 1:25-cv-12152Filed 06/25/2025
Amgen Inc v. Fresenius Kabi USA, LLC

Patent Terminated District Court, D. New JerseyNo. 1:25-cv-01080Filed 02/07/2025
Amgen Inc v. Accord Biopharma, Inc

Patent Terminated District Court, E.D. North CarolinaNo. 5:24-cv-00642Filed 11/13/2024
Amgen Inc v. Fresenius Kabi USA, LLC

Patent Terminated District Court, N.D. IllinoisNo. 1:24-cv-09555Filed 10/04/2024
Amgen Inc v. Samsung Bioepis Co., Ltd

Patent Open District Court, D. New JerseyNo. 1:24-cv-08417Filed 08/12/2024
Amgen Inc v. Celltrion, Inc

Patent Terminated District Court, D. New JerseyNo. 1:24-cv-06497Filed 05/28/2024
Regeneron Pharmaceuticals, Inc v. Amgen, Inc

Patent Open District Court, N.D. West VirginiaNo. 1:24-cv-00039Filed 04/16/2024
Amgen Inc v. Sandoz Inc

Patent Terminated District Court, D. New JerseyNo. 1:23-cv-02406Filed 05/01/2023
Amgen Inc v. Sandoz Inc

Patent Open District Court, D. New JerseyNo. 2:23-cv-02406Filed 05/01/2023
OssiFi-Mab LLC v. Amgen Inc

Patent Open District Court, D. MassachusettsNo. 1:23-cv-10861Filed 04/21/2023
Janssen Biotech, Inc v. Amgen Inc

Patent Terminated District Court, D. DelawareNo. 1:22-cv-01549Filed 11/29/2022
Amgen Inc v. Hospira, Inc

Patent Terminated District Court, D. DelawareNo. 1:20-cv-00561Filed 04/24/2020
Amgen Inc v. Hospira, Inc

Patent Terminated District Court, D. DelawareNo. 1:20-cv-00201Filed 02/11/2020
Coherus Biosciences, Inc v. Amgen Inc

Patent Terminated District Court, D. DelawareNo. 1:19-cv-00139Filed 01/24/2019
Amgen Inc v. Accord BioPharma

Patent Terminated District Court, S.D. FloridaNo. 0:18-cv-61828Filed 08/07/2018
Amgen Inc v. Hospira, Inc

Patent Terminated District Court, D. DelawareNo. 1:18-cv-01064Filed 07/18/2018
Genentech, Inc v. Amgen Inc

Patent Terminated District Court, D. DelawareNo. 1:18-cv-00924Filed 06/21/2018
Amgen Inc v. Kashiv Biosciences, LLC

Patent Terminated District Court, D. New JerseyNo. 2:18-cv-03347Filed 03/08/2018
Amgen Inc v. Torrent Pharmaceuticals Ltd

Patent Terminated District Court, D. DelawareNo. 1:17-cv-01844Filed 12/22/2017
Genentech, Inc v. Amgen, Inc

Patent Terminated District Court, D. DelawareNo. 1:17-cv-01471Filed 10/18/2017
Genentech, Inc v. Amgen Inc

Patent Terminated District Court, D. DelawareNo. 1:17-cv-01407Filed 10/06/2017
Amgen Inc v. Mylan Inc

Patent Terminated District Court, W.D. PennsylvaniaNo. 2:17-cv-01235Filed 09/22/2017
Amgen Inc v. Piramal Healthcare Limited

Patent Terminated District Court, D. DelawareNo. 1:17-cv-00713Filed 06/09/2017
Amgen Inc v. Coherus Biosciences Inc

Patent Terminated District Court, D. DelawareNo. 1:17-cv-00546Filed 05/10/2017
Sanofi-Aventis U.S., LLC v. Amgen Inc

Patent Terminated District Court, D. MassachusettsNo. 1:17-cv-10465Filed 03/20/2017
Amgen Inc v. Zydus Pharmaceuticals (USA) Inc

Patent Terminated District Court, D. DelawareNo. 1:17-cv-00183Filed 02/21/2017
Amgen Inc v. Mylan Pharmaceuticals Inc

Patent Terminated District Court, D. DelawareNo. 1:17-cv-00113Filed 02/03/2017
Amgen Inc v. Charles River Laboratories, Inc

Patent Terminated District Court, D. DelawareNo. 1:16-mc-00325Filed 11/21/2016
Amgen Inc v. Charles River Laboratories, Inc

Patent Terminated District Court, D. MassachusettsNo. 1:16-mc-91321Filed 10/14/2016
Amgen Inc v. Hetero USA Inc

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00928Filed 10/11/2016
Amgen Inc v. Apotex Inc

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00926Filed 10/11/2016
Amgen Inc v. Amneal Pharmaceuticals LLC

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00925Filed 10/11/2016
Amgen Inc v. Breckenridge Pharmaceutical Inc

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00927Filed 10/11/2016
Amgen Inc v. Dr. Reddy's Laboratories, Ltd

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00900Filed 10/05/2016
Amgen Inc v. Ajanta Pharma Limited

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00899Filed 10/05/2016
Amgen Inc v. Sun Pharmaceutical Industries Ltd

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00882Filed 09/29/2016
Amgen Inc v. Strides Pharma Global Pte Limited

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00881Filed 09/29/2016
Amgen Inc v. Cipla Limited

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00880Filed 09/29/2016
Amgen Inc v. Watson Laboratories, Inc

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00855Filed 09/22/2016
Amgen Inc v. Amneal Pharmaceuticals

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00853Filed 09/22/2016
Amgen Inc v. Micro Labs Limited

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00854Filed 09/22/2016
AbbVie Inc v. Amgen Inc

Patent Terminated District Court, D. DelawareNo. 1:16-cv-00666Filed 08/04/2016
Amgen Inc v. Sandoz Inc

Patent Terminated District Court, D. New JerseyNo. 2:16-cv-01276Filed 03/04/2016
Amgen Inc v. Apotex Inc

Patent Terminated District Court, S.D. FloridaNo. 0:15-cv-62081Filed 10/02/2015

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