Methods and systems for making telephone calls
US7251317B1 · kind B1 · utility
19Cited by
9References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2002 |
| Grant date | Jul 31, 2007 |
| Priority date | — |
| Expiry date | Apr 20, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2215/62
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Methods and systems are disclosed for making a call. In one embodiment, methods and systems may request the call using a network, initiate a first leg to a caller device based on the request, initiate a second leg to a receiver device based on the request, connect the first leg and the second leg to make the call, and bill the call to a account associated with a subscriber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.