{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9823521","patent":{"patent_number":"US-9823521","title":"Apparatus and liquid crystal display device with column spacers","assignee":null,"inventors":[],"filing_date":"2015-03-10T00:00:00.000Z","publication_date":"2017-11-21T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F"],"num_claims":12,"abstract":"Disclosed are an apparatus and an LCD device. An apparatus includes a color filter (CF) substrate having a black matrix layer, a thin-film transistor (TFT) substrate facing said CF substrate, a column spacer array, between said CF substrate and said TFT substrate, corresponding to certain portions of said black matrix layer, and a structure, between said CF substrate and said TFT substrate, corresponding to said column spacer array and configured to protect said column spacer array from damage due to external pressure."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and liquid crystal display device with column spacers","description":"Disclosed are an apparatus and an LCD device. An apparatus includes a color filter (CF) substrate having a black matrix layer, a thin-film transistor (TFT) substrate facing said CF substrate, a column","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9823521","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-9823521","citation_suggestion":"Patentable. \"Apparatus and liquid crystal display device with column spacers\" (US-9823521). https://patentable.app/patents/US-9823521","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9823521","json":"https://patentable.app/api/llm-context/US-9823521","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:35:07.852Z"}