{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9640402","patent":{"patent_number":"US-9640402","title":"Methods for gate formation in circuit structures","assignee":null,"inventors":[],"filing_date":"2016-02-22T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"Methods for forming a gate structure of a circuit structure are provide. The methods for forming the gate structure may include: forming a first gate pattern in a gate mask layer, the forming including a first etching of rounded corner portions of the first gate pattern; forming a second gate pattern in the gate mask layer, the second gate pattern at least partially overlapping the first gate pattern, the forming including a second etching of rounded corner portions of the second gate pattern; and, etching the gate mask layer using the first gate pattern and second gate pattern to form the gate structure."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods for gate formation in circuit structures","description":"Methods for forming a gate structure of a circuit structure are provide. The methods for forming the gate structure may include: forming a first gate pattern in a gate mask layer, the forming includin","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9640402","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-9640402","citation_suggestion":"Patentable. \"Methods for gate formation in circuit structures\" (US-9640402). https://patentable.app/patents/US-9640402","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9640402","json":"https://patentable.app/api/llm-context/US-9640402","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:00:13.217Z"}