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 21,856 federal civil lawsuits in this index, most often as a defendant (21,770 of 21,856). 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.

21,856
Lawsuits
21,770
As Defendant
86
As Plaintiff
1,315
Open
20,541
Terminated
1990–2026
Span
2.4 yr
Median Duration
20,921 of these cases (96%) 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.
591 cases/yrPredominantly defendant · 100%Product Liability-heavy · 96%Activity declining

Cases by State

AL — 200 casesAZ — 35 casesAR — 59 casesCA — 0 casesCO — 9 casesCT — 30 casesDE — 25 casesDC — 33 casesFL — 715 casesGA — 96 casesID — 57 casesIL — 263 casesIN — 74 casesIA — 38 casesKS — 35 casesKY — 308 casesLA — 10,083 casesME — 9 casesMD — 148 casesMA — 54 casesMI — 16 casesMN — 489 casesMS — 202 casesMO — 436 casesMT — 5 casesNE — 5 casesNV — 44 casesNH — 5 casesNJ — 1,099 casesNM — 43 casesNY — 2,635 casesNC — 99 casesND — 6 casesOH — 494 casesOK — 212 casesOR — 21 casesPA — 2,355 casesRI — 2 casesSC — 73 casesSD — 7 casesTN — 232 casesTX — 617 casesUT — 83 casesVT — 3 casesVA — 62 casesWA — 73 casesWV — 188 casesWI — 26 casesWY — 7 cases
AK · 5HI · 26PR · 15

Open Cases Over Time

1990peak 9,382 open2026

Case Types Over Time

19902026
Product LiabilityCivil RightsContractLaborPatent

Filings by Year

19902026

Case Types filter →

Product Liability20,921
Civil Rights225
Contract146
Labor142
Patent76
Securities / Commodities73

Where Filed filter →

Clustered litigation · MDL 20,921 Product Liability member cases 96% of the caseload is a wave of near-identical suits consolidated into multidistrict litigation — grouped here rather than listed one by one. Browse all 20,921 member cases →

935 Other Cases — Newest First

Showing 1–50 of 935