---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-025006"
form_type: "8-K"
ticker: "ABCL"
cik: "0001703057"
company_name: "AbCellera Biologics Inc."
filed_at: "2025-05-13T23:59:59+00:00"
generated_at: "2026-05-21T16:33:58.909815+00:00"
event_type: "litigation"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# CAFC affirms validity of AbCellera's microfluidic cell culture patent against Bruker challenge

## Summary
- Federal Circuit affirms PTAB decision upholding all claims of U.S. Patent No. 10,087,408.
- Patent covers microfluidic devices for culturing and selective recovery of cells.
- Bruker Cellular (formerly Berkeley Lights) challenged validity on anticipation/obviousness grounds; both PTAB and CAFC rejected arguments.
- Ongoing multi-patent infringement suit between AbCellera and Bruker pending in N.D. California.
- AbCellera CEO expects to prove infringement case against Bruker in district court.

## SEC filing metadata
- accession: 0001628280-25-025006
- form_type: 8-K
- ticker: ABCL
- cik: 0001703057
- company_name: AbCellera Biologics Inc.
- filed_at: 2025-05-13T23:59:59+00:00
- event_type: litigation
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1703057/000162828025025006/0001628280-25-025006-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1703057/000162828025025006/abcl-20250512.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-025006
- JSON: https://secwatch.observer/filing/0001628280-25-025006.json
- Plain text: https://secwatch.observer/filing/0001628280-25-025006.txt

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