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Method and apparatus for screening telephone calls

  • US 4,277,649 A
  • Filed: 01/18/1980
  • Issued: 07/07/1981
  • Est. Priority Date: 01/18/1980
  • Status: Expired due to Term
First Claim
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1. A method of controlling the special service treatment of telephone calls destined for called stations from preselected calling stations comprising the steps ofentering into a memory associated with a particular called station the identity of a preselected calling station and an indication designated by the particular called station of the special service treatment to be given to calls subsequently received from said preselected calling station,identifying each station originating a subsequent call to said particular called station,reading the memory according to the identity of the station originating the call to ascertain the special service treatment indication for each call to the particular called station, anddisposing of the call according to said special service indication.

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