Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
Reexamination Certificate
2006-08-08
2006-08-08
Nguyen, Cuong (Department: 3661)
Data processing: financial, business practice, management, or co
Business processing using cryptography
Secure transaction
C705S067000, C705S075000, C713S182000, C380S277000, C235S380000
Reexamination Certificate
active
07089214
ABSTRACT:
A method permits a user to conduct a charged transaction utilizing a charge terminal of an electronic transaction system, the charge card terminal being configured to interface with a charge card for the purpose of conducting the charge card transaction. A merchant card is provided to a merchant where the charge card transaction is to be conducted. A charge card terminal at the merchant accepts the merchant card and a pin number or cellular phone number from the user conducting the charge card transaction. The phone number or pin number of the customer causes a call to be placed to a cellular phone of a person required to authorize the charge card transaction.
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eSignX Corporation
Nguyen Cuong
Patterson & Sheridan L.L.P.
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