SE9902842D0
Internet protocol based telephone system in which telephone traffic is transmitted at least in part over an Internet protocol based network retaining terminal telephones and exchanges
Abstract
This record has no abstract on file.
17 members in 9 offices
Members17
| Document | Office | Kind | |
|---|---|---|---|
| SE9902842D0This record | Sweden | D0 | |
| SE9902842L | Sweden | L | |
| WO0111856A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU6485800A | Australia | A | |
| SE516306C2 | Sweden | C2 | |
| BR0012914A | Brazil | A | |
| EP1198945A1 | European Patent Office (EPO) | A1 | |
| CN1369172A | China | A | |
| AU769419B2 | Australia | B2 | |
| US2004131053A1 | United States of America | A1 | |
| CN1199428C | China | C | |
| US6937596B2 | United States of America | B2 | |
| EP1198945B1 | European Patent Office (EPO) | B1 | |
| AT332058T | Austria | T | |
| ATE332058T1 | Austria | T1 | |
| DE60029105D1 | Germany | D1 | |
| DE60029105T2 | Germany | T2 |
2 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Patent has lapsedLapsedNUG | NUG | |
| Patent has lapsedLapsedNUG | NUG |
Numbers
- Application
- 9902842
Titles2
- Swedish
- An IP based telephone system
- English
- An IP based telephone system
Classification
- CPC, 4
- H04L12/4612
- H04L12/66
- H04L65/00
- H04M7/122
- IPC, 4
- H04L12 46
- H04L12 66
- H04M
- H04M7 00