---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-094303"
form_type: "8-K"
ticker: "CBLL"
cik: "0001861107"
company_name: "Ceribell, Inc."
filed_at: "2025-07-07T23:59:59+00:00"
generated_at: "2026-05-18T09:20:59.215011+00:00"
event_type: "litigation"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# CeriBell files patent infringement lawsuits against Natus Medical with USITC and Delaware court

## Summary
- Filed complaints at USITC and Delaware District Court alleging infringement of six CeriBell patents.
- Seeks USITC exclusion order to bar import of infringing Natus EEG products into the U.S.
- Patents cover CeriBell EEG headband and electrode design used in point-of-care EEG technology.
- CEO Jane Chao states CeriBell will vigorously protect its IP against infringement.

## SEC filing metadata
- accession: 0000950170-25-094303
- form_type: 8-K
- ticker: CBLL
- cik: 0001861107
- company_name: Ceribell, Inc.
- filed_at: 2025-07-07T23:59:59+00:00
- event_type: litigation
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1861107/000095017025094303/0000950170-25-094303-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1861107/000095017025094303/cbll-20250707.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-094303
- JSON: https://secwatch.observer/filing/0000950170-25-094303.json
- Plain text: https://secwatch.observer/filing/0000950170-25-094303.txt

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