---
schema_version: "secwatch.filing_event.v1"
accession: "0001641172-25-011981"
form_type: "8-K"
ticker: "SINT"
cik: "0001269026"
company_name: "Sintx Technologies, Inc."
filed_at: "2025-05-22T23:59:59+00:00"
generated_at: "2026-05-20T17:40:23.723179+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# SINTX obtains international patent for Si₃N₄ agribiotech use; forms Agribiotech subsidiary

## Summary
- International Patent No. 7635292 covers agricultural uses of silicon nitride (Si₃N₄) for plant protection and antimicrobial treatment.
- Wholly-owned subsidiary SINTX Agribiotech, Inc. formed with dedicated management team to commercialize agri/enviro technologies.
- Global antimicrobial fertilizer & crop protection market projected to reach $10.36B by 2030; Si₃N₄ targets sustainability.
- Silicon nitride reduced grapevine downy mildew (P. viticola) growth by 80-90% in trials, with complete protection in select cases.
- Subsidiary operates independently from medical device business, enabling focused resource allocation and partnerships.

## SEC filing metadata
- accession: 0001641172-25-011981
- form_type: 8-K
- ticker: SINT
- cik: 0001269026
- company_name: Sintx Technologies, Inc.
- filed_at: 2025-05-22T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1269026/000164117225011981/0001641172-25-011981-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1269026/000164117225011981/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001641172-25-011981
- JSON: https://secwatch.observer/filing/0001641172-25-011981.json
- Plain text: https://secwatch.observer/filing/0001641172-25-011981.txt

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