{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11943491","patent":{"patent_number":"US-11943491","title":"Content protection","assignee":null,"inventors":[],"filing_date":"2023-04-24T00:00:00.000Z","publication_date":"2024-03-26T00:00:00.000Z","cpc_codes":["H04N","G06F","H04L","H04L","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":17,"abstract":"Devices, servers, systems and methods for content protection are provided. Disclosed embodiments improve temporal granularity of controlling access to the protected content and increase resilience against attacks attempting to prevent re-evaluation of conditions of access. Enforcement of re-evaluation may be based on the receipt and/or verification of tokens. In some embodiments, re-evaluation is enforced by periodically rendering content keys required for content decryption unuseable and/or clearing content keys already in use."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Content protection","description":"Devices, servers, systems and methods for content protection are provided. Disclosed embodiments improve temporal granularity of controlling access to the protected content and increase resilience aga","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11943491","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-11943491","citation_suggestion":"Patentable. \"Content protection\" (US-11943491). https://patentable.app/patents/US-11943491","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11943491","json":"https://patentable.app/api/llm-context/US-11943491","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:02:00.424Z"}