ATM phone card system
US5673309A · kind A · utility
100Cited by
5References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 1, 1996 |
| Grant date | Sep 30, 1997 |
| Priority date | — |
| Expiry date | Aug 1, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M17/00
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
There is provided a method of dispensing telephone cards from automatic teller machines (ATM) and card constructions used therewith. Telephone time is apportioned to a number of sheetlets printed with random numbers which serve as a personal identification number (PIN). They are packaged in bricks and activated when installed in an ATM or when dispensed. The sheetlets are capable of being dispensed like currency and may contain the PIN on a removable zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.