{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8521791","patent":{"patent_number":"US-8521791","title":"Electronic device and file management method","assignee":null,"inventors":[],"filing_date":"2011-08-10T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["G06F"],"num_claims":15,"abstract":"In a file management method of an electronic device, multi-touch operations on a touch screen of the electronic device is detected in real-time. File attributes of operating objects of the electronic device that are selected by a multi-touch operation are acquired, and a file type is determined for each of the operating objects according to the file attributes of each of the operating objects, wherein the file type is a file or a folder. The operating objects are managed according to the file type of each of the operating objects."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Electronic device and file management method","description":"In a file management method of an electronic device, multi-touch operations on a touch screen of the electronic device is detected in real-time. File attributes of operating objects of the electronic ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8521791","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-8521791","citation_suggestion":"Patentable. \"Electronic device and file management method\" (US-8521791). https://patentable.app/patents/US-8521791","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8521791","json":"https://patentable.app/api/llm-context/US-8521791","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:45:28.670Z"}