{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9673331","patent":{"patent_number":"US-9673331","title":"Structure and formation method of semiconductor device structure","assignee":null,"inventors":[],"filing_date":"2015-11-02T00:00:00.000Z","publication_date":"2017-06-06T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a fin structure over a semiconductor substrate and a gate stack covering a portion of the fin structure. The gate stack includes a gate dielectric layer, a work function layer, and a conductive filling over the work function layer. The semiconductor device structure also includes a dielectric layer covering the fin structure. The dielectric layer is in direct contact with the conductive filling."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Structure and formation method of semiconductor device structure","description":"Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a fin structure over a semiconductor substrate and a gate stack covering ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9673331","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-9673331","citation_suggestion":"Patentable. \"Structure and formation method of semiconductor device structure\" (US-9673331). https://patentable.app/patents/US-9673331","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9673331","json":"https://patentable.app/api/llm-context/US-9673331","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:22:38.468Z"}