{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9604340","patent":{"patent_number":"US-9604340","title":"Carrier head having abrasive structure on retainer ring","assignee":null,"inventors":[],"filing_date":"2013-12-13T00:00:00.000Z","publication_date":"2017-03-28T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":20,"abstract":"A carrier head includes a housing configured to enclose a wafer and a retainer ring attached to the housing. The retainer ring includes a body and an abrasive structure. The body includes an inner periphery configured to surround the wafer, an outer periphery, and a surface connecting the inner periphery and the outer periphery. The abrasive structure is attached to the surface of the body."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Carrier head having abrasive structure on retainer ring","description":"A carrier head includes a housing configured to enclose a wafer and a retainer ring attached to the housing. The retainer ring includes a body and an abrasive structure. The body includes an inner per","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9604340","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-9604340","citation_suggestion":"Patentable. \"Carrier head having abrasive structure on retainer ring\" (US-9604340). https://patentable.app/patents/US-9604340","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9604340","json":"https://patentable.app/api/llm-context/US-9604340","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:58:51.921Z"}