Litigation Intelligence · United States
US Patent Litigation
Browse US patent infringement cases filed across all US federal district courts, spanning 2005–2026. Each case links to a full intelligence page with party details, patent analysis, and outcome summaries. Use PatSnap Eureka to run FTO searches, identify prior art, and assess litigation risk before it finds you.
Browse US Patent Cases by Technology Sector
Recently Closed Cases
View all cases in Eureka →Dismissed2026
Novo Nordisk v. Apotex Rybelsus Anda Patent Battle
Dismissed2026
Smart726 v. De Sousa Garment Patent Case
Dismissed2026
Agrosource Inc v. Tj Biotech Dismissal In Ag
Dismissed2026
Prime Time Toys v. Spin Master Voluntary Dismissal In
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Prime Time Toys v. Spin Master Invalidity Dispute Dismissed
Dismissed2026
Prime Time Toys v. Spin Master Soft Projectile Patent
Dismissed2026
Tj Biotech v. Agrosource Voluntary Dismissal In Antimicrobial
Dismissed2026
Agrosource v. Bj Biotech Dismissed Appeal In
Dismissed2026
Federal Circuit Remands Datonics Ad Tech Patent To Uspto
Dismissed2026
Dyson Technology Wins Swift Battery Pack Design Patent Actio
Dismissed2026
Viken Detection v. Videray Technologies X Ray Patent
Dismissed2026
Dyson Technology v. Schedule A Defendants Battery Pack
Data sourced from PatSnap Eureka · cases link to full intelligence pages Search all in Eureka ↗
Frequently asked questions
PatSnap Eureka tracks US patent infringement cases filed across all federal district courts, updated continuously from PatSnap Eureka, spanning 2005–2026.
Texas Eastern leads all US patent venues with 1,631 cases — approximately 21% of all tracked filings. Its patent-friendly scheduling rules and experienced bench have made it a preferred venue for plaintiffs.
PatSnap Eureka’s FTO Search agent lets you input a patent number or technology description and instantly maps active litigation risks, claim scope, family members, and related cases across all US federal courts. Sign up to access the full FTO workflow.
Average resolution time (372 days) measures the period from case filing to final disposition. Early dismissals often close within 90 days; contested infringement actions regularly exceed 3 years.
Across our tracked dataset, patent infringement actions span all technology sectors. Semiconductor, pharmaceutical, software, and telecommunications cases represent the highest concentrations. Use the sector sub-collections above to explore by technology area.