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Virtual point of sale processing using gateway-initiated messages

  • US 6,163,772 A
  • Filed: 06/26/1998
  • Issued: 12/19/2000
  • Est. Priority Date: 06/17/1996
  • Status: Expired due to Term
First Claim
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1. A method for virtual point of sale processing using gateway-initiated messages, comprising:

  • receiving a first message from a gateway at a server via a first channel, the first channel operating under a first protocol that allows for gateway-initiated messaging; and

    transmitting a second message from the server to the gateway via a second channel, the second channel operating under a server-initiated messaging protocol.

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