05231569 is referenced by 266 patents and cites 14 patents.

A system for performing transaction from an account such as a checking account which adds a measure of assurance of payment to the account issuer is provided. The system includes a remote transaction terminal located at the point of the transaction. The terminal reads data on a card which identifies the card holder. The amount and type of the transaction are inputted into the transaction terminal. A transaction processor is provided which accesses two negative data files. One of the negative data files is compiled by the account issuer and the other of the negative data files is compiled by a number of account issuers such as by a number of different merchants. The data identifying the card holder is compared to the data in both of the negative files and an authorization or denial signal is generated in response to the comparison.

Title
Account transaction system
Application Number
7/537082
Publication Number
5231569
Application Date
June 12, 1990
Publication Date
July 27, 1993
Inventor
Bruce C Rhoads
Wheaton
IL, US
Larry H Myatt
Libertyville
IL, US
Agent
Willian Brinks Olds Hofer Gilson & Lione
Assignee
Sears Payment Systems
IL, US
IPC
G06F 15/21
G06K 5/00
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