---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-24-006589"
form_type: "8-K"
ticker: "BCHT"
cik: "0000728385"
company_name: "Birchtech Corp."
filed_at: "2024-10-21T23:59:59+00:00"
generated_at: "2026-05-30T12:37:55.583843+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Birchtech settles patent suit with utility; grants SEA process license for one plant

## Summary
- Effective Oct 8, 2024, Birchtech licensed its two-part SEA® patent to a utility defendant and affiliate for a designated coal-fired plant.
- The deal provides a one-time license fee and a right of first refusal for mercury capture product supply at that plant.
- Patent infringement litigation continues against the remaining non-affiliated defendants in the Arizona Action.

## SEC filing metadata
- accession: 0001477932-24-006589
- form_type: 8-K
- ticker: BCHT
- cik: 0000728385
- company_name: Birchtech Corp.
- filed_at: 2024-10-21T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- 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/728385/000147793224006589/0001477932-24-006589-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/728385/000147793224006589/meec_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-24-006589
- JSON: https://secwatch.observer/filing/0001477932-24-006589.json
- Plain text: https://secwatch.observer/filing/0001477932-24-006589.txt

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