Docket Nexus — Federal court records.
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 24,173 federal civil lawsuits in this index, most often as a defendant (23,960 of 24,173). 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.

Corporate Family Part of the Merck & Co family — 24,199 cases across 4 affiliated entities.
24,173
Lawsuits
23,960
As Defendant
213
As Plaintiff
1,408
Open
22,765
Terminated
1990–2026
Span
2.2 yr
Median Duration
23,024 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

AL — 218 casesAZ — 53 casesAR — 61 casesCA — 0 casesCO — 10 casesCT — 30 casesDE — 80 casesDC — 41 casesFL — 753 casesGA — 116 casesID — 57 casesIL — 287 casesIN — 76 casesIA — 38 casesKS — 37 casesKY — 309 casesLA — 10,104 casesME — 9 casesMD — 151 casesMA — 58 casesMI — 17 casesMN — 501 casesMS — 205 casesMO — 487 casesMT — 6 casesNE — 5 casesNV — 50 casesNH — 6 casesNJ — 2,726 casesNM — 44 casesNY — 2,880 casesNC — 105 casesND — 6 casesOH — 508 casesOK — 215 casesOR — 23 casesPA — 2,382 casesRI — 2 casesSC — 124 casesSD — 7 casesTN — 240 casesTX — 636 casesUT — 84 casesVT — 3 casesVA — 65 casesWA — 75 casesWV — 195 casesWI — 28 casesWY — 7 cases
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 Liability23,024
Civil Rights251
Labor157
Contract152
Patent133
Personal Property / Fraud99

Where Filed filter →

Clustered litigation · MDL 23,024 Product Liability member cases 95% of the caseload is a wave of near-identical suits consolidated into multidistrict litigation — grouped here rather than listed one by one. Browse all 23,024 member cases →

1,149 Other Cases — Newest First

Showing 1–50 of 1,149