{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11251083","patent":{"patent_number":"US-11251083","title":"Workpiece processing method and device chip manufacturing method","assignee":null,"inventors":[],"filing_date":"2019-12-05T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":11,"abstract":"A method of processing a workpiece includes: a frame unit preparing step of preparing a frame unit including a tape affixed to an undersurface of the workpiece; a protective film forming step of forming a protective film on a top surface of the workpiece; a cutting step of cutting the workpiece by applying a laser beam; an interval expanding step of widening intervals between chips formed in the cutting step by expanding the tape outward in a radial direction; and an etching step of removing altered regions formed in the respective chips."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Workpiece processing method and device chip manufacturing method","description":"A method of processing a workpiece includes: a frame unit preparing step of preparing a frame unit including a tape affixed to an undersurface of the workpiece; a protective film forming step of formi","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11251083","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-11251083","citation_suggestion":"Patentable. \"Workpiece processing method and device chip manufacturing method\" (US-11251083). https://patentable.app/patents/US-11251083","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11251083","json":"https://patentable.app/api/llm-context/US-11251083","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:34:54.957Z"}