Company · Pharmaceuticals & Biotechnology

Merck & Co., Inc

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

Public CompanyPharmaceuticals & Biotechnology

Ticker: NYSE: MRK
Business: Pharmaceutical Preparations
Headquarters: Rahway, NJ
Incorporated in: New Jersey
SEC CIK: 310158

Merck & Co., Inc is a public company in Pharmaceutical Preparations, based in Rahway, NJ (traded on NYSE as MRK, incorporated in New Jersey). It appears in 24,169 federal civil lawsuits in this index, most often as a defendant (23,956 of 24,169). These cases are most often Product Liability and Civil Rights matters, filed between 1990 and 2026, most frequently in District Court, E.D. Louisiana. The most common causes of action are Product Liability, Personal Injury, and Patent Infringement.

24,169

Lawsuits

23,956

As Defendant

213

As Plaintiff

1,408

Open

22,761

Terminated

1990–2026

Span

2.2 yr

Median Duration

23,021 of these cases (95%) are Product Liability filings — large waves of near-identical suits consolidated into multidistrict litigation (MDL) proceedings. The totals and the year chart reflect that concentration, not typical caseload.

653 cases/yrPredominantly defendant · 99%Product Liability-heavy · 95%Activity declining

Cases by State

AK · 5HI · 27PR · 21

Open Cases Over Time

1990peak 9,388 open2026

Case Types Over Time

19902026

Product LiabilityCivil RightsLaborContractPatent

Filings by Year

19902026

Case Types filter →

Product Liability23,021

Personal Property / Fraud99

Where Filed filter →

Filtered Civil Rights Clear

250 Cases — Newest First

Doherty v. Merck & Co. Inc

Civil Rights Open District Court, E.D. PennsylvaniaNo. 2:26-cv-00353Filed 01/20/2026
Benson v. Merck & Co., Inc

Civil Rights Open District Court, S.D. New YorkNo. 1:25-cv-08656Filed 10/20/2025
Sanchez v. Merck Sharp & Dohme LLC

Civil Rights Open District Court, E.D. PennsylvaniaNo. 2:25-cv-02412Filed 05/12/2025
Reid v. Merck Sharp & Dohme, LLC

Civil Rights Terminated District Court, W.D. VirginiaNo. 5:25-cv-00022Filed 03/14/2025
Foster v. Merck & Co. Inc

Civil Rights Open District Court, D. New JerseyNo. 2:24-cv-06902Filed 06/10/2024
Ornat v. Merck & Co. Inc

Civil Rights Open District Court, M.D. North CarolinaNo. 1:24-cv-00125Filed 02/21/2024
Merck & Co., Inc v. Becerra

Civil Rights Open District Court, District of ColumbiaNo. 1:23-cv-01615Filed 06/06/2023
Forsey v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:23-cv-02138Filed 06/05/2023
Nyamu v. Merck & Co

Civil Rights Open District Court, E.D. PennsylvaniaNo. 2:22-cv-04788Filed 12/02/2022
Matchett v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:21-cv-04220Filed 09/24/2021
Glassner v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, N.D. FloridaNo. 4:21-cv-00195Filed 05/12/2021
Merck v. Beshears

Civil Rights Terminated District Court, N.D. FloridaNo. 4:21-cv-00006Filed 01/05/2021
Post v. Merck & Co., Inc

Civil Rights Terminated District Court, D. New JerseyNo. 2:19-cv-18338Filed 09/25/2019
Harris v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, E.D. North CarolinaNo. 5:18-cv-00504Filed 10/25/2018
Randell v. Merck & Company, Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:18-cv-03252Filed 08/01/2018
Sanchez v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:17-cv-01498Filed 04/03/2017
Keen v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, N.D. IllinoisNo. 1:16-cv-07188Filed 07/12/2016
Martinez-Santos v. Merck Sharp & Dohme (I.A.) Corp

Civil Rights Terminated District Court, D. Puerto RicoNo. 3:16-cv-01043Filed 01/08/2016
Sanchez v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:15-cv-06711Filed 12/18/2015
Green v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, M.D. North CarolinaNo. 1:15-cv-00697Filed 08/24/2015
Jesse v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:15-cv-03187Filed 06/08/2015
Pulli v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:15-cv-01037Filed 02/27/2015
Ebo v. Merck & Company, Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:15-cv-00688Filed 02/11/2015
Rogers v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:14-cv-05999Filed 10/20/2014
Ragland v. Merck & Co., Inc

Civil Rights Terminated District Court, S.D. FloridaNo. 2:14-cv-14354Filed 08/29/2014
Drake v. Merck and Company

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:14-cv-04978Filed 08/26/2014
Lowery v. Merck Sharp & Dohma, Corp

Civil Rights Terminated District Court, N.D. OklahomaNo. 4:14-cv-00073Filed 02/19/2014
Pequignot v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, M.D. FloridaNo. 3:13-cv-01590Filed 12/23/2013
Tucker v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:13-cv-07489Filed 12/19/2013
Halcomb v. Merck Company, Inc

Civil Rights Terminated District Court, N.D. MississippiNo. 1:13-cv-00113Filed 06/14/2013
Matos v. Merck & Company, Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:13-cv-02648Filed 05/14/2013
Smith v. Merck & Co., Inc

Civil Rights Terminated District Court, D. New JerseyNo. 3:13-cv-02970Filed 05/09/2013
Bergmann v. Merck Sharp & Dohme Corp

Civil Rights Terminated District Court, M.D. FloridaNo. 3:13-cv-00477Filed 05/01/2013
Rinne v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. New YorkNo. 1:13-cv-01234Filed 03/08/2013
Greco v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:12-cv-07221Filed 12/27/2012
Broadstone v. Merck & Co., Inc

Civil Rights Terminated District Court, S.D. OhioNo. 2:12-cv-00962Filed 10/11/2012
Wescott v. Merck & Co., Inc

Civil Rights Terminated District Court, D. New JerseyNo. 3:12-cv-06286Filed 10/05/2012
Grady v. Merck Sharp & Dohme, Co, Et Al

Civil Rights Terminated District Court, E.D. TennesseeFiled 07/02/2012
Spencer v. Merck Sharpe & Dohme Corp

Civil Rights Terminated District Court, N.D. GeorgiaNo. 1:12-cv-02255Filed 06/28/2012
Muratti-Toro v. Merck & Co., Inc

Civil Rights Terminated District Court, D. Puerto RicoNo. 3:12-cv-01173Filed 03/12/2012
Cortez v. Merck & Co., Inc

Civil Rights Terminated District Court, S.D. TexasNo. 1:12-mj-00234Filed 02/15/2012
Cortez v. Merck & Co., Inc

Civil Rights Terminated District Court, S.D. TexasFiled 01/26/2012
Leibee v. Merck & Co., Inc

Civil Rights Terminated District Court, W.D. MissouriNo. 5:11-cv-06104Filed 10/26/2011
Schneller v. Merck & Company, Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:11-cv-06112Filed 09/26/2011
Reigle v. Merck & Co, Inc

Civil Rights Terminated District Court, D. New JerseyNo. 2:11-cv-05211Filed 09/09/2011
Marrett v. Merck and Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:11-cv-05198Filed 08/16/2011
Merck Sharp & Dohme Corp v. Conway

Civil Rights Terminated District Court, E.D. KentuckyNo. 3:11-cv-00051Filed 08/16/2011
Richardson v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:11-cv-04330Filed 07/06/2011
Joseph v. Merck & Co., Inc

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:11-cv-03866Filed 06/14/2011
Willis v. Merck and Company

Civil Rights Terminated District Court, E.D. PennsylvaniaNo. 2:10-cv-05542Filed 10/19/2010

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