{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9765289","patent":{"patent_number":"US-9765289","title":"Cleaning methods and compositions","assignee":null,"inventors":[],"filing_date":"2012-08-29T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"Methods and chemical solvents used for cleaning residues on metal contacts during a semiconductor device packaging process are disclosed. A chemical solvent for cleaning a residue formed on a metal contact may comprise a reactive inorganic component and a reactive organic component. The method may comprise spraying a semiconductor device with a chemical solvent at a first pressure, and spraying the semiconductor device with the chemical solvent at a second pressure less than the first pressure."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Cleaning methods and compositions","description":"Methods and chemical solvents used for cleaning residues on metal contacts during a semiconductor device packaging process are disclosed. A chemical solvent for cleaning a residue formed on a metal co","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9765289","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-9765289","citation_suggestion":"Patentable. \"Cleaning methods and compositions\" (US-9765289). https://patentable.app/patents/US-9765289","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9765289","json":"https://patentable.app/api/llm-context/US-9765289","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:59:34.606Z"}