Patent ID: 6370235
Filing Date: 2002-04-09
Classification: H04M

Abstract:
A method for preventing the transmission of unsolicited phone calls, said method comprising the steps of:interrupting a telephone call from a source to a user; processing available information to identify a source telephone number corresponding to the source of said call with an electronic identification means; comparing said source telephone number with a reject list of telephone numbers with an electronic comparison means; playing a recorded message indicating that said user does not wish to accept calls from said source of said call when said source telephone number is on said reject list; comparing said source telephone number with an approved list of telephone numbers with an electronic comparison means; allowing said telephone call to pass from said source to said user when said source telephone number is on said approved list; requesting that said source of said call complete a registration process when said source telephone number is not on either one of said reject list and said approved list; and updating said approved list by adding said source telephone number to said approved list and allowing said telephone call to pass from said source to said user when said source properly completes said registration process.