{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9690138","patent":{"patent_number":"US-9690138","title":"Retardation film, manufacturing method thereof, and liquid crystal display device including the same","assignee":null,"inventors":[],"filing_date":"2012-07-02T00:00:00.000Z","publication_date":"2017-06-27T00:00:00.000Z","cpc_codes":["G02F","G02F"],"num_claims":15,"abstract":"There are provided a retardation film, a manufacturing method thereof, and a liquid crystal display device including the same. The retardation film includes 1) an acrylic film, 2) a coating layer of a negative C-type material, and 3) a primer layer including a copolymer containing an aromatic vinyl-based unit and a maleic acid-based unit, provided between the acrylic film and the coating layer of the negative C-type material. The retardation film may be used in an in-plane switching mode liquid crystal display device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Retardation film, manufacturing method thereof, and liquid crystal display device including the same","description":"There are provided a retardation film, a manufacturing method thereof, and a liquid crystal display device including the same. The retardation film includes 1) an acrylic film, 2) a coating layer of a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9690138","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-9690138","citation_suggestion":"Patentable. \"Retardation film, manufacturing method thereof, and liquid crystal display device including the same\" (US-9690138). https://patentable.app/patents/US-9690138","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9690138","json":"https://patentable.app/api/llm-context/US-9690138","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T18:31:09.555Z"}