---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-21-007030"
form_type: "8-K"
ticker: "BCHT"
cik: "0000728385"
company_name: "Birchtech Corp."
filed_at: "2021-10-05T23:59:59+00:00"
generated_at: "2026-06-28T23:11:54.606626+00:00"
event_type: "litigation"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Midwest Energy Emissions patent suit vs refined coal entities advances; trial set Sep 2023

## Summary
- Lawsuit filed July 2019 against 43 defendants for patent infringement; 16 refined coal defendants remain; discovery ongoing.
- IRS Section 45 tax credit program issued ~$1B/year to refined coal; program expires Dec 2021, driving potential replacement demand.
- Four major utilities (Vistra, AEP, two others) settled and signed multi-year SEA® license agreements.
- Company estimates 75% of unlicensed two-part process users are in refined coal; sees strong supply business potential.
- Existing infrastructure can support $100M annual revenue; trial set for September 2023.

## SEC filing metadata
- accession: 0001477932-21-007030
- form_type: 8-K
- ticker: BCHT
- cik: 0000728385
- company_name: Birchtech Corp.
- filed_at: 2021-10-05T23:59:59+00:00
- event_type: litigation
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/728385/000147793221007030/0001477932-21-007030-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/728385/000147793221007030/meec_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-21-007030
- JSON: https://secwatch.observer/filing/0001477932-21-007030.json
- Plain text: https://secwatch.observer/filing/0001477932-21-007030.txt

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