System for remotely authorizing operation of a device and for automatically generating an invoice based on device usage
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United States of America Patent
Stats
-
Nov 2, 1993
Issued Date -
N/A
app pub date -
Oct 18, 1990
filing date -
Jul 13, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and device for automatically metering, invoicing, and crediting the user of an apparatus located at a remote location. The method provides an authorization code to the apparatus issued by the owner and which enables the apparatus for a predetermined time period. At least one operation parameter is determined with respect to the use of the apparatus during the predetermined time period and an invoice is provided at the apparatus location. The invoice indicates the operation parameter and further indicates a fee based on the operation parameter. The device comprises a central processing unit for reception of the authorization code and a code verification system. The code verification system authorizes usage of the apparatus for a predetermined time period. The central processing unit determines at least one operation parameter during the predetermined time period and provides an invoice to the user.
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