Party
Jansen
Federal civil lawsuits naming Jansen.
In this index, 139 federal civil lawsuits name a party recorded as Jansen, most often as a plaintiff (112 of 139). These may be different parties who share the name; records here are grouped by name only. These cases are most often Product Liability and Civil Rights matters, filed between 1990 and 2025, most frequently in District Court, E.D. Pennsylvania. Frequent opposing parties include 3M Company, Bayer Corporation, and Janssen Research & Development, LLC.
139
Lawsuits
27
As Defendant
112
As Plaintiff
10
Open
129
Terminated
1990–2025
Span
13 mo
Median Duration
3.9 cases/yrPredominantly plaintiff · 81%Activity declining
Cases by State
Open Cases Over Time
1990peak 11 open2025
Case Types Over Time
19902025
Product LiabilityCivil RightsLaborContractFederal Tax / Statutory Actions
Filings by Year
19902025