Systems and methods for prerating costs for a communication event
US7486945B2 · kind B2 · utility
10Cited by
317References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 8, 2004 |
| Grant date | Feb 3, 2009 |
| Priority date | — |
| Expiry date | Apr 9, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2215/8166
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Systems and methods for preparing communication events, such as telephone calls, for prepaying customers are described. The systems and methods permit, at the beginning of a communication event, the determination of a time limit for the event based on the available balance in a prepayment account associated with the event.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.