{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9721319","patent":{"patent_number":"US-9721319","title":"Tap and wireless payment methods and devices","assignee":null,"inventors":[],"filing_date":"2012-03-28T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["G06T","H04N"],"num_claims":36,"abstract":"Example embodiments include methods and apparatus for exchanging, using a contactless interface included in a portable device, transaction information associated with an electronic merchant device when the portable device is brought into close proximity to a contactless interface associated with the electronic merchant device, with the information identifying the electronic merchant device and identifying a handover wireless network connected to the electronic merchant device and with information including security credentials required to form a secure connection, establishing a persistent, secure wireless connection with the electronic merchant device, using a wireless network interface in the portable device and the transaction information, over the handover wireless network and exchanging transaction messages between the portable device and the electronic merchant device over the persistent, secure wireless connection during a shopping interval."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Tap and wireless payment methods and devices","description":"Example embodiments include methods and apparatus for exchanging, using a contactless interface included in a portable device, transaction information associated with an electronic merchant device whe","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9721319","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-9721319","citation_suggestion":"Patentable. \"Tap and wireless payment methods and devices\" (US-9721319). https://patentable.app/patents/US-9721319","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9721319","json":"https://patentable.app/api/llm-context/US-9721319","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:47:31.992Z"}