| Patent normalization. | Manual patent holder change | Declaration submission |
| US20000601723 | US20000601723 | US20000601723 |
| 07/08/2000 | 07/08/2000 | 07/08/2000 |
| US6678527 B1 13/01/2004 | US6678527 B1 13/01/2004 | US6678527 B1 13/01/2004 |
| Multimedia and multiservice calls in mobile network | Multimedia and multiservice calls in mobile network | Multimedia and multiservice calls in mobile network |
| | | |
| | | |
| UNITED STATES | UNITED STATES | UNITED STATES |
| | | |
| FI19980000293;WO1999FI00090 | FI19980000293;WO1999FI00090 | FI19980000293;WO1999FI00090 |
| NOKIA NETWORKS OY [FI] | Sisvel International SA | Sisvel International SA |
| | FI19980000293;WO1999FI00090 | X |
| | | |