{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8507996","patent":{"patent_number":"US-8507996","title":"Block contact plugs for MOS devices","assignee":null,"inventors":[],"filing_date":"2010-05-27T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L"],"num_claims":13,"abstract":"An integrated circuit structure includes a semiconductor substrate; a gate stack overlying the semiconductor substrate; a gate spacer on a sidewall of the gate stack; a first contact plug having an inner edge contacting a sidewall of the gate spacer, and a top surface level with a top surface of the gate stack; and a second contact plug over and contacting the first contact plug. The second contact plug has a cross-sectional area smaller than a cross-sectional area of the first contact plug."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Block contact plugs for MOS devices","description":"An integrated circuit structure includes a semiconductor substrate; a gate stack overlying the semiconductor substrate; a gate spacer on a sidewall of the gate stack; a first contact plug having an in","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8507996","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-8507996","citation_suggestion":"Patentable. \"Block contact plugs for MOS devices\" (US-8507996). https://patentable.app/patents/US-8507996","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8507996","json":"https://patentable.app/api/llm-context/US-8507996","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:35:55.537Z"}