Back end of payment system associated with financial transactions using card readers coupled to mobile devices

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United States of America Patent

PATENT NO 9916581
SERIAL NO

13298564

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of reconstructing a packet that includes financial card information from a mobile device uses a card reader. The card reader has a read head, a slot for swiping a magnetic stripe of a card and device electronics that includes a microcontroller with logic resources with code. The card reader has a unique identifier and associated cryptographic key. The same code is used to produce an encrypted and signed signal. The encrypted and signed signal, that includes the card reader identifier, is sent to the mobile device. The mobile device sends an encrypted and signed packet to a back end of a payment system. A cryptographic key is used to decrypt and verify the contents of the packet at the back end. Non-encrypted financial card information is sent to a payment gateway.

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Patent Owner(s)

Patent OwnerAddress
BLOCK INC1955 BROADWAY SUITE 600 OAKLAND CA 94612

International Classification(s)

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  • 2011 Application Filing Year
  • G06Q Class
  • 6313 Applications Filed
  • 4775 Patents Issued To-Date
  • 75.64 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2011201220132014201520162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cummins, Justin Phillip San Francisco, US 2 142
Dorsey, Jack San Francisco, US 92 5108
McCauley, Nathan P San Francisco, US 29 560
McKelvey, James M Miami, US 40 2186
Monica, Diogo San Francisco, US 25 507
Quigley, Oliver Samuel Curran San Francisco, US 3 258

Cited Art Landscape

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Patent Citation Ranking

  • 22 Citation Count
  • G06Q Class
  • 91.03 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges243984301 - 1011 - 2021 - 3031 - 4002.557.51012.51517.52022.52527.53032.53537.54042.5

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