Method and apparatus for screening calls from a telephony device
US7515701B2 · kind B2 · utility
1Cited by
12References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2003 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | Feb 9, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/651
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A messaging system component provides for a screening of an incoming call from a telephony device of a plurality of telephony devices. The messaging system component is associated with a network and conforms to a signaling protocol of the network to communicate with the network. The messaging system component is located in a peripheral relationship to the network which allows for the addition of providing for the screening of the incoming call from the telephony device without modification to an architecture associated with the network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.