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Telephone advertising method and apparatus

  • US 5,448,625 A
  • Filed: 04/13/1993
  • Issued: 09/05/1995
  • Est. Priority Date: 04/13/1993
  • Status: Expired due to Fees
First Claim
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1. A communication system having numerous telephones divided into at least three groups of telephones, and a system for connecting any of the telephones of any of said groups as a calling party to any of the telephones of any other one of said groups as the called party, said system including a local exchange for each of said groups of telephones and a long-distance network having a point-of-presence related to each of said local exchanges, the improvement wherein at least three ad service apparatuses are provided, a respective one of said ad service apparatuses being interposed between each of said local exchanges and the related point-of-presence in said long-distance network, one or more of said ad service apparatuses having ad insertion means for impressing ad messages on calls between said parties, and each of said ad service apparatuses including an ad service call router for routing a call from any one of said local exchanges to any other one of said local exchanges via said long-distance network along a channel that includes a said ad service apparatus which has an ad inserter.

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