Appeal No. 97-4150
Application No. 08/186,820
plurality of dialing signals followed by a third plurality of
dialing signals, said telecommunications apparatus comprising:
means for receiving said dialing sequence prior to receiving
said central office exchange code;
means for evaluating said third plurality of dialing signals
and for preventing establishment of said telephone call if said
evaluated third plurality of dialing signals are determined to a)
be in a location in said dialing sequence to accomplish
international dialing and b) be respective predetermined signals
which are used for international dialing irrespective of said
second plurality of dialing signals.
4. A method for at least partially preventing operation of a
telecommunications device which is capable of transmitting a
plurality of signal values, said method comprising the steps of:
a) receiving said plurality of signal values;
b) comparing at least two of said plurality of signal values
respectively located at predetermined locations used for
international dialing with respective predetermined digit
sequences which are used for international dialing and comparing
a further signal value located at a further predetermined
location with a further predetermined signal value, wherein a
plurality of further signal values are located between said at
least two of said plurality of signal values and said further
signal value; and
c) at least partially preventing operation of said
telecommunications device irrespective of said plurality of
further signal values if said at least two of said plurality of
signal values and any one of said respective predetermined digit
sequences are found to be identical in step b) and if said
further predetermined signal value is found to be identical to
said further signal value.
The references relied on by the examiner are:
Jackson 4,012,602 Mar. 15, 1977
Bimonte et al. (Bimonte) 4,577,066 Mar. 18, 1986
Arbabzadah et al. (Arbabzadah)4,794,642 Dec. 27, 1988
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