Electronic travel pass
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
N/A
app pub date -
Oct 1, 2001
filing date -
Jul 17, 1991
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An electronic value storage device and system which can be used for making valid payment of fares or purchases of services and goods, in which a transaction terminal detects a deficiency in stored value in the device upon presentation for a purchase, and automatically increases the stored value amount by debiting a credit account of the user. Different PIN numbers may be provided for different functions of the device, such as credit updating and transfer of credit from a protected credit account to a cash value storage medium on the device.
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Family
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