{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8461021","patent":{"patent_number":"US-8461021","title":"Multiple seal ring structure","assignee":null,"inventors":[],"filing_date":"2012-12-21T00:00:00.000Z","publication_date":"2013-06-11T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L"],"num_claims":14,"abstract":"The present disclosure provides a method of fabricating a semiconductor device, the method including providing a substrate having a seal ring region and a circuit region, forming a first seal ring structure over the seal ring region, forming a second seal ring structure over the seal ring region and adjacent to the first seal ring structure, and forming a first passivation layer disposed over the first and second seal ring structures. A semiconductor device fabricated by such a method is also provided."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multiple seal ring structure","description":"The present disclosure provides a method of fabricating a semiconductor device, the method including providing a substrate having a seal ring region and a circuit region, forming a first seal ring str","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8461021","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-8461021","citation_suggestion":"Patentable. \"Multiple seal ring structure\" (US-8461021). https://patentable.app/patents/US-8461021","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8461021","json":"https://patentable.app/api/llm-context/US-8461021","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T12:26:15.664Z"}