ATM phone card system
US6370240B1 · kind B1 · utility
40Cited by
8References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Sep 29, 1997 |
| Grant date | Apr 9, 2002 |
| Priority date | — |
| Expiry date | Sep 29, 2017 |
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.