ELECTRONIC PURCHASING METHOD AND APPARATUS
First Claim
Patent Images
1. A method, comprising:
- receiving, at an account management computer, an authorization request message, said authorization request message including information identifying a transaction and a payment account code associated with an issuer;
determining, by said account management computer, that said payment account code is a limited use account code identifying a financial account at said issuer and said limited use account code is a member of a set of limited use account codes associated with a buyer;
identifying, by said account management computer, a pre-authorization record associated with said limited use account code; and
transmitting, by said account management computer, an authorization response message, said authorization response message based on a comparison of said pre-authorization record with said transaction information and said authorization response message is used to authorize said transaction.
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Abstract
A computer-assisted method includes hardware, software and telecommunications components that cooperatively achieve the technical effect of an improved electronic purchasing transaction system. In various embodiments of the invention, at least one master account is established for a client. A pool of limited use account identifiers or secondary account identifiers, that are separate and distinct from the master account, is associated with the master account by a purchasing system or account management system. Each of the limited use account identifiers may be used by the client to purchase items from merchants.
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Citations
19 Claims
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1. A method, comprising:
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receiving, at an account management computer, an authorization request message, said authorization request message including information identifying a transaction and a payment account code associated with an issuer; determining, by said account management computer, that said payment account code is a limited use account code identifying a financial account at said issuer and said limited use account code is a member of a set of limited use account codes associated with a buyer; identifying, by said account management computer, a pre-authorization record associated with said limited use account code; and transmitting, by said account management computer, an authorization response message, said authorization response message based on a comparison of said pre-authorization record with said transaction information and said authorization response message is used to authorize said transaction. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method, comprising:
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submitting, by a computer, a request for a payment account identifier to an account management system, said request including purchase information for a transaction; receiving, by said computer and in response to said submitting, a payment account identifier allocated by said account management system for use in said transaction, said payment account identifier being a limited use account code selected from a pool of limited use account codes; and providing, by said computer, said payment account identifier for payment in said transaction. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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19. A method, comprising:
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submitting, from a merchant computer, an authorization request message including information identifying a transaction and a payment account code, wherein said payment account code identifies a payment account at an issuer, and wherein, in response to said submitting, said issuer determines that said payment account code is a limited use account code identifying a financial account at said issuer and said payment account code is a member of a set of limited use account codes associated with a buyer and said issuer identifies a pre-authorization record associated with said limited use account code; and receiving, at said merchant computer, an authorization response message, said authorization response message authorizing said transaction based on a comparison of said preauthorization record with said transaction information.
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Specification