{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9697225","patent":{"patent_number":"US-9697225","title":"Method for synchronizing file","assignee":null,"inventors":[],"filing_date":"2014-12-31T00:00:00.000Z","publication_date":"2017-07-04T00:00:00.000Z","cpc_codes":["G06F","G06F","H04L","H04L","H04L","H04L","H04L"],"num_claims":17,"abstract":"Provided is a method of file synchronizing. The method includes: determining whether there is a changed matter in a file which is divided into a plurality of chunk files; calculating a hash value for each of plurality of divided chunk files when it is determined that there is a changed matter in file; transmitting a hash value list configured by calculated hash values to a server; receiving a transmission request for a chunk file corresponding to a hash value which is not stored in server, among hash values included in hash value list; and transmitting chunk file to the server in response to the transmission request."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for synchronizing file","description":"Provided is a method of file synchronizing. The method includes: determining whether there is a changed matter in a file which is divided into a plurality of chunk files; calculating a hash value for ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9697225","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-9697225","citation_suggestion":"Patentable. \"Method for synchronizing file\" (US-9697225). https://patentable.app/patents/US-9697225","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9697225","json":"https://patentable.app/api/llm-context/US-9697225","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T14:01:57.224Z"}