{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11465104","patent":{"patent_number":"US-11465104","title":"Ligand-modified filter and methods for reducing metals from liquid compositions","assignee":null,"inventors":[],"filing_date":"2020-01-31T00:00:00.000Z","publication_date":"2022-10-11T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":11,"abstract":"Described are filter materials including a polyol ligand, such as n-methylglucamine, and/or a polyphosphonic acid ligand, which are highly effective for filtering metals or metal ions from fluids. The filter materials can be particularly useful to filter basic and acidic fluid compositions, such as those used for wet etching, removing photoresist, and cleaning steps in microelectronic device manufacturing."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Ligand-modified filter and methods for reducing metals from liquid compositions","description":"Described are filter materials including a polyol ligand, such as n-methylglucamine, and/or a polyphosphonic acid ligand, which are highly effective for filtering metals or metal ions from fluids. The","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11465104","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11465104","citation_suggestion":"Patentable. \"Ligand-modified filter and methods for reducing metals from liquid compositions\" (US-11465104). https://patentable.app/patents/US-11465104","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11465104","json":"https://patentable.app/api/llm-context/US-11465104","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T02:49:35.302Z"}