| Declaration submission |
| EP20060709868 |
| 23/02/2006 |
EP1862021 B1 03/12/2008 EP1862021 A1 05/12/2007 |
| COMMUNICATING THE NUMBER OF PARTICIPANTS IN PUSH-TO-TALK OVER CELLULAR COMMUNICATION SESSIONS |
| COMMUNICATION DU NOMBRE DE PARTICIPANTS DANS DES SESSIONS DE COMMUNICATION CELLULAIRE DE MESSAGERIE VOCALE INSTANTANEE |
| MITTEILUNG DER ANZAHL VON TEILNEHMERN IN "PUSH-TO-TALK OVER CELLULAR" KOMMUNIKATIONSSITZUNGEN |
| |
| European Patent Office |
| GB20050005070;WO2006GB00636 |
Vodafone Group Plc VODAFONE PLC |
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