Telephonic communications – With usage measurement – Call charge metering or monitoring
Patent
1991-08-08
1992-09-08
Schreyer, Stafford D.
Telephonic communications
With usage measurement
Call charge metering or monitoring
379120, 379130, H04M 1512
Patent
active
051464918
ABSTRACT:
A method of telephone billing comprise providing a toll-free number to a customer to access a provider in a toll-free call from an originating customer telephone number, receiving the originating customer telephone number in response to the toll-free call, converting the toll-free call to a billable call during or after the toll-free call and billing the billable call to the originating customer telephone number.
REFERENCES:
patent: 4054756 (1977-10-01), Comella et al.
patent: 5003584 (1991-03-01), Benyacar et al.
Kugell Stanley
Silver David
Pilgrim Telephone, Inc.
Schreyer Stafford D.
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