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US Patent 7581678 Electronic transaction card

Patent 7581678 was granted and assigned to Tyfone on September, 2009 by the United States Patent and Trademark Office.

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Current Assignee
Tyfone
Tyfone
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Date Filed
February 22, 2005
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Date of Patent
September 1, 2009
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Patent Application Number
11063291
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Patent Citations Received
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US Patent 11669819 Automatic storage of electronic receipts across merchants and transaction cards
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US Patent 11694053 Method and apparatus for transmitting data via NFC for mobile applications including mobile payments and ticketing
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US Patent 11694199 Payment system
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US Patent 11704654 Systems and methods for communicating with a magnetic reader head
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US Patent 11714885 Encryption key exchange process using access device
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US Patent 11995624 System-based detection of card sharing and fraud
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US Patent 11783061 Embedding cloud-based functionalities in a communication device
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US Patent 11783331 Cardless transaction using account automatically generated based on previous transaction
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US Patent 11803841 Discovery and communication using direct radio signal communication
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US Patent 11842350 Offline authentication
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•••
Patent Inventor Names
Siva G. Narendra
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Prabhakar Tadepalli
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Thomas N. Spitzer
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
7581678
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Patent Primary Examiner
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Karl D Frech
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