{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9721252","patent":{"patent_number":"US-9721252","title":"User authentication method and device for credentials back-up service to mobile devices","assignee":null,"inventors":[],"filing_date":"2016-10-26T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["G06F","G06Q","G06Q","G06Q","G06Q","G06Q","G06Q","G06Q","G06Q","H04L","H04L","H04L","H04L","H04W","H04W","G06Q"],"num_claims":20,"abstract":"Back-up credentials data is stored for a user. A communication channel is established with a mobile device. A cryptogram is received from the mobile device, such that the cryptogram is relayed by the mobile device from an authentication device that interacted with the mobile device. The authentication device is associated with the user. The cryptogram is verified. In response to the verification of the cryptogram, the stored back-up credentials data is made accessible to the mobile device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"User authentication method and device for credentials back-up service to mobile devices","description":"Back-up credentials data is stored for a user. A communication channel is established with a mobile device. A cryptogram is received from the mobile device, such that the cryptogram is relayed by the ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9721252","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-9721252","citation_suggestion":"Patentable. \"User authentication method and device for credentials back-up service to mobile devices\" (US-9721252). https://patentable.app/patents/US-9721252","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9721252","json":"https://patentable.app/api/llm-context/US-9721252","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:04:02.502Z"}