---
schema_version: "secwatch.filing_event.v1"
accession: "0001808805-23-000084"
form_type: "8-K"
ticker: "NAUT"
cik: "0001808805"
company_name: "Nautilus Biotechnology, Inc."
filed_at: "2023-12-14T23:59:59+00:00"
generated_at: "2026-06-07T12:58:39.413750+00:00"
event_type: "litigation"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Nautilus Biotechnology files declaratory judgment suit against Somalogic and Caltech over patent non-infringement

## Summary
- Filed suit on Dec 14, 2023 in Northern District of California against Somalogic and Caltech.
- Seeks declaration that Nautilus does not infringe US Patent No. 7,842,793 related to DNA origami structures.
- Somalogic alleged Nautilus' Proteome Analysis Platform infringes the '793 patent; Nautilus denies using any claimed technology.
- Company states it has no plans to use the patent's technology in current or future products.

## SEC filing metadata
- accession: 0001808805-23-000084
- form_type: 8-K
- ticker: NAUT
- cik: 0001808805
- company_name: Nautilus Biotechnology, Inc.
- filed_at: 2023-12-14T23:59:59+00:00
- event_type: litigation
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1808805/000180880523000084/0001808805-23-000084-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1808805/000180880523000084/naut-20231214.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001808805-23-000084
- JSON: https://secwatch.observer/filing/0001808805-23-000084.json
- Plain text: https://secwatch.observer/filing/0001808805-23-000084.txt

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