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Permission based text messaging

  • US 7,197,324 B2
  • Filed: 01/31/2005
  • Issued: 03/27/2007
  • Est. Priority Date: 01/31/2005
  • Status: Active Grant
First Claim
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1. A method for permission based sending of text messages to a plurality of cellular phones including the steps of;

  • receiving, over a computer network, a request to sign up to receive text messages,generating an authorization code in response to receiving said request,sending said authorization code as a first text message to a cellular phone number received in said request,receiving said authorization code, entered by a user of said cellular phone, back over said computer network to verify said authorization code has been received by said cellular phone,adding said cellular phone number to a list of authorized cellular phone numbers,and narrowcasting, with permission, a second text message to a plurality of authorized cellular phone numbers.

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