{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8537808","patent":{"patent_number":"US-8537808","title":"SIP telephone set, and file transfer system, file transfer method and file transfer program thereof","assignee":null,"inventors":[],"filing_date":"2010-08-30T00:00:00.000Z","publication_date":"2013-09-17T00:00:00.000Z","cpc_codes":["H04L"],"num_claims":6,"abstract":"Provided is service for transmitting and receiving a file between a calling device and a call receiving device without depending on a capacity of a proxy server.An SIP telephone set (calling device 11) which makes a call through a proxy server 13 to establish a session for a voice path with a call receiving device 12 conformed to SIP, comprising a request issuing unit 111 which requests the call receiving device 12 to establish a session for a data path by the pressing of a specific extension at the time of establishment of a session for a voice path, a session establishing unit 112 which obtains an access authentication result by the pressing of the specific extension to establish a session for a data path with the call receiving device 12, and a file obtaining unit 113 which obtains a file managed by the call receiving device 12 from the call receiving device 12 independently of the proxy server 13 after a session for a data path is established."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"SIP telephone set, and file transfer system, file transfer method and file transfer program thereof","description":"Provided is service for transmitting and receiving a file between a calling device and a call receiving device without depending on a capacity of a proxy server.An SIP telephone set (calling device 11","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8537808","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-8537808","citation_suggestion":"Patentable. \"SIP telephone set, and file transfer system, file transfer method and file transfer program thereof\" (US-8537808). https://patentable.app/patents/US-8537808","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8537808","json":"https://patentable.app/api/llm-context/US-8537808","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:46:36.653Z"}