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Systems and methods for validation of phone numbers

  • US 20030216989A1
  • Filed: 05/09/2003
  • Published: 11/20/2003
  • Est. Priority Date: 05/17/2002
  • Status: Abandoned Application
First Claim
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1. A computer storage medium having instructions encoded thereon that determine whether a telephone number provided in association with a financial transaction is a valid number or a non-valid number, and that evaluate, based at least in part on the determination, the risk of the financial transaction, the computer storage medium comprising:

  • a computer encoded instruction for receiving input indicative of a telephone number for an entity participating in a financial transaction;

    a computer encoded instruction for dialing the telephone number;

    a computer encoded instruction for perceiving a tone emitted when the number is dialed;

    a computer encoded instruction for determining whether the emitted tone indicates that the telephone number is a valid number or a non-valid number; and

    a computer encoded instruction for evaluating risk associated with the financial transaction, based at least in part on the determination.

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