{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11521894","patent":{"patent_number":"US-11521894","title":"Partial wrap around top contact","assignee":null,"inventors":[],"filing_date":"2020-07-18T00:00:00.000Z","publication_date":"2022-12-06T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":25,"abstract":"Contact designs for semiconductor FET devices are provided. In one aspect, a contact structure includes: a metal line(s); a first ILD surrounding the metal line(s), wherein a top surface of the first ILD is recessed below a top surface of the metal line(s); a liner disposed on the first ILD and on portions of the metal line(s); a top contact(s) disposed over, and in direct contact with, the metal line(s), wherein an upper portion of the top contact(s) has a width W1 and a height H1, wherein a lower portion of the top contact(s) has a width W2 and a height H2, and wherein W1<W2 and H1>H2; and a second ILD disposed over the liner and surrounding the top contact(s). A semiconductor FET device and methods for fabrication thereof are also provided."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Partial wrap around top contact","description":"Contact designs for semiconductor FET devices are provided. In one aspect, a contact structure includes: a metal line(s); a first ILD surrounding the metal line(s), wherein a top surface of the first ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11521894","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-11521894","citation_suggestion":"Patentable. \"Partial wrap around top contact\" (US-11521894). https://patentable.app/patents/US-11521894","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11521894","json":"https://patentable.app/api/llm-context/US-11521894","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:24:41.707Z"}