{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-131802","form_type":"8-K","ticker":"SEER","cik":"0001726445","company_name":"Seer, Inc.","filed_at":"2026-03-30T23:59:59+00:00","discovered_at":"2026-05-14T18:02:36.013219+00:00","generated_at":"2026-05-15T08:24:27.617028+00:00","sec_items":["8.01","9.01"],"event_type":"litigation","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"PTAB upholds 23 claims of Seer's particle proteomics patent in Bruker challenge","bullets":["PTAB Final Written Decision on March 23, 2026, upholds five challenged and 18 unchallenged claims of U.S. Patent No. 11,435,360.","Patent covers protein enrichment using engineered nano- and microparticles, core to Seer's Proteograph platform.","Petitioners PreOmics GmbH and Biognosys AG (Bruker subsidiaries) failed to show unpatentability of claims 2,3,7,23,24.","Six claims (1,4,6,22,24,25) were found unpatentable; appeal deadline is May 25, 2026.","'360 patent is owned by Brigham and Women's Hospital and exclusively licensed to Seer; CEO vows continued IP defense."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-131802","json":"https://secwatch.observer/filing/0001193125-26-131802.json","markdown":"https://secwatch.observer/filing/0001193125-26-131802.md","text":"https://secwatch.observer/filing/0001193125-26-131802.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1726445/000119312526131802/0001193125-26-131802-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1726445/000119312526131802/ck0001726445-20260323.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T08:24:27.617028+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"}