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Directory assistance access to intercept telephone numbers

  • US 5,892,820 A
  • Filed: 08/28/1996
  • Issued: 04/06/1999
  • Est. Priority Date: 08/28/1996
  • Status: Expired due to Term
First Claim
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1. In a public switched telephone network serving a plurality of subscriber stations and including a directory assistance operator service center for providing listed directory numbers to callers and an intercept system for intercepting telephone calls dialed to non-working directory numbers, a method for processing a telephone call dialed to said directory assistance operator service center comprising:

  • connecting said telephone call to said directory assistance operator service center;

    obtaining information from the caller comprising the name of an intended called party;

    accessing a directory assistance data base for a listing related to the obtained information;

    in response to data received in said accessing step that indicates a predetermined condition associated with said intended called party, transmitting a data message to said intercept system; and

    communicating to said caller.

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