| Declaration submission | Manual patent holder change | Declaration submission |
| US201113338192 | US201113338192 | US201113338192 |
| 27/12/2011 | 27/12/2011 | 27/12/2011 |
| US2012171985 A1 05/07/2012 | US2012171985 A1 05/07/2012 | US2012171985 A1 05/07/2012 |
| Method of Handling an emergency bearer service for Mobile Station | Method of Handling an emergency bearer service for Mobile Station | Method of Handling an emergency bearer service for Mobile Station |
| | | |
| | | |
| UNITED STATES | UNITED STATES | UNITED STATES |
| | | |
| US201113338192;US201161429296P | US201113338192;US201161429296P | US201113338192;US201161429296P |
| TIWARI KUNDAN [TW] | HTC Corporation | HTC Corporation |
| | US201113338192;US201161429296P | X |
| | | |