| Declaration submission | Manual patent holder change | modification on not yet submitted declaration (reference:) | Automatic patent import | modification on not yet submitted declaration (reference:) |
| MX19970004512 | MX19970004512 | MX19970004512 | MX19970004512 | MX19970004512 |
| 18/06/1997 | 18/06/1997 | 18/06/1997 | 13/12/1995 | 13/12/1995 |
| MX9704512 A 31/10/1997 | MX9704512 A 31/10/1997 | MX9704512 A 31/10/1997 | MX9704512 A 31/10/1997 | MX9704512 A 31/10/1997 |
| SYSTEM FOR TDMA MOBILE-TO-MOBILE VSELP CODEC BYPASS. | SYSTEM FOR TDMA MOBILE-TO-MOBILE VSELP CODEC BYPASS. | SYSTEM FOR TDMA MOBILE-TO-MOBILE VSELP CODEC BYPASS. | SYSTEM FOR TDMA MOBILE-TO-MOBILE VSELP CODEC BYPASS. | SYSTEM FOR TDMA MOBILE-TO-MOBILE VSELP CODEC BYPASS. |
| | | | | |
| | | | | |
| MEXICO | MEXICO | MEXICO | MEXICO | MEXICO |
| | | | | |
| US19940358949;WO1995CA00704 | US19940358949;WO1995CA00704 | US19940358949;WO1995CA00704 | US19940358949;WO1995CA00704 | US19940358949;WO1995CA00704 |
| NORTHERN TELECOM LTD [CA] | Research in Motion Limited | Research in Motion Limited | Research in Motion Limited | Research in Motion Limited |
| | US19940358949;US19980096192 | X | US19940358949;US19980096192 US19940358949;WO1995CA00704 | X |
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