{"schema_version":"secwatch.filing_event.v1","accession":"0001477932-24-004495","form_type":"8-K","ticker":"BCHT","cik":"0000728385","company_name":"Birchtech Corp.","filed_at":"2024-08-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:15.726556+00:00","generated_at":"2026-05-31T14:06:42.288534+00:00","sec_items":["8.01","9.01"],"event_type":"litigation","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Midwest Energy Emissions files patent lawsuits against 14 utilities in three district courts","bullets":["Filed July 30, 2024, in Arizona, Iowa, and Missouri federal courts against 14 defendants including Berkshire Hathaway Energy, Ameren, and Tucson Electric Power.","Alleges willful infringement of SEA mercury-emission reduction patents; seeks damages, costs, and a permanent injunction.","Follows March 2024 jury award of $57M against CERT defendants for willful infringement; pre-trial settlements with AJ Gallagher and DTE in late 2023.","CEO Richard MacPherson states the goal is to license the technology and create business partnerships with the defendants."],"urls":{"canonical":"https://secwatch.observer/filing/0001477932-24-004495","json":"https://secwatch.observer/filing/0001477932-24-004495.json","markdown":"https://secwatch.observer/filing/0001477932-24-004495.md","text":"https://secwatch.observer/filing/0001477932-24-004495.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/728385/000147793224004495/0001477932-24-004495-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/728385/000147793224004495/meec_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T14:06:42.288534+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}