Incomplete call notification

Telephonic communications – With usage measurement

Reexamination Certificate

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Details

C379S032010, C379S133000, C379S207040

Reexamination Certificate

active

10670726

ABSTRACT:
A method and apparatus for providing a telephone subscriber with data of uncompleted calls. A determination unit detects an uncompleted call by receiving a signal from a telephone switch or by monitoring the operation of the network exchange switch. The switch is then interrogated to provide the call details. The data is stored in a format for forwarding to the called party.

REFERENCES:
patent: 5267047 (1993-11-01), Argenta et al.
patent: 5574977 (1996-11-01), Joseph et al.
patent: 6208865 (2001-03-01), Veerasamy
patent: 6798872 (2004-09-01), Matsumoto et al.
patent: 2004/0213208 (2004-10-01), Baratz et al.

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