Method and apparatus for automatic generation of telephone call blocking signals
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jun 24, 1997
Grant Date -
N/A
app pub date -
May 17, 1995
filing date -
May 17, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and apparatus for generating a telephone Call Blocking Code and outputting the telephone Call Blocking Code on a telephone line each time a telephone off-hook condition is detected or, alternatively, by pressing the first digit of the telephone number to be called. This provides an All Blocking feature for the telephone by automatically generating a blocking code signal before every outgoing call from the telephone.
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Family
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Cited Art Landscape
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