---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-23-027896"
form_type: "8-K"
ticker: "ANGO"
cik: "0001275187"
company_name: "ANGIODYNAMICS INC"
filed_at: "2023-06-02T23:59:59+00:00"
generated_at: "2026-06-14T08:00:19.851601+00:00"
event_type: "litigation"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# AngioDynamics wins court ruling invalidating three Bard patents in Delaware litigation

## Summary
- District Court granted AngioDynamics' Renewed Judgment as a Matter of Law on June 1, 2023.
- Three U.S. patents (8,475,417; 8,545,460; 8,805,478) declared invalid as anticipated, indefinite, and ineligible.
- Court also found no willful infringement by AngioDynamics.
- Bard may appeal the ruling to the Federal Circuit; AngioDynamics believes it supports defenses in other pending cases.

## SEC filing metadata
- accession: 0001140361-23-027896
- form_type: 8-K
- ticker: ANGO
- cik: 0001275187
- company_name: ANGIODYNAMICS INC
- filed_at: 2023-06-02T23:59:59+00:00
- event_type: litigation
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1275187/000114036123027896/0001140361-23-027896-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1275187/000114036123027896/brhc20053918_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-23-027896
- JSON: https://secwatch.observer/filing/0001140361-23-027896.json
- Plain text: https://secwatch.observer/filing/0001140361-23-027896.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.