{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9809887","patent":{"patent_number":"US-9809887","title":"Method of patterning a stack","assignee":null,"inventors":[],"filing_date":"2016-02-24T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["B82Y","B82Y","G11B"],"num_claims":20,"abstract":"The embodiments disclose a method of fabricating a stack, including replacing a metal layer of a stack imprint structure with an oxide layer, patterning the oxide layer stack using chemical etch processes to transfer the pattern image and cleaning etch residue from the stack imprint structure to substantially prevent contamination of the metal layers."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method of patterning a stack","description":"The embodiments disclose a method of fabricating a stack, including replacing a metal layer of a stack imprint structure with an oxide layer, patterning the oxide layer stack using chemical etch proce","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9809887","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-9809887","citation_suggestion":"Patentable. \"Method of patterning a stack\" (US-9809887). https://patentable.app/patents/US-9809887","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9809887","json":"https://patentable.app/api/llm-context/US-9809887","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:47:52.946Z"}