{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8539529","patent":{"patent_number":"US-8539529","title":"Interest messaging entertainment system","assignee":null,"inventors":[],"filing_date":"2011-08-10T00:00:00.000Z","publication_date":"2013-09-17T00:00:00.000Z","cpc_codes":["H04N","G06F","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":20,"abstract":"In some implementations, closed captioning streams of textual data are extracted from video signals received by a client device. The closed captioning streams may be searched for occurrences of textual data in the closed captioning streams that match one or more search terms. When the number of matches between the search terms and a particular closed captioning stream exceeds a threshold number, a notification may be sent indicating that content programming determined to be of interest to a viewer has been located and/or the content programming may be recorded."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Interest messaging entertainment system","description":"In some implementations, closed captioning streams of textual data are extracted from video signals received by a client device. The closed captioning streams may be searched for occurrences of textua","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8539529","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-8539529","citation_suggestion":"Patentable. \"Interest messaging entertainment system\" (US-8539529). https://patentable.app/patents/US-8539529","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8539529","json":"https://patentable.app/api/llm-context/US-8539529","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:58:22.487Z"}