Patent ID: 8249571

Claim:
A method for providing a call conference in a mobile client-server environment, comprising: receiving, from a mobile device operated by a call conference host party, identifiers of one or more invitees to the call conference selected from a list of contacts on the mobile device; providing notifications to one or more user devices operated by said one or more invitees sufficient to inform the one or more invitees as to a time of said call conference and a dial-in number for said call conference; providing a plurality of call conference invitations to a given one of the one or more user devices; receiving calls from the one or more user devices operated by said one or more invitees substantially at the time of said call conference at said dial-in number; verifying an identity of each of the one or more user devices operated by said one or more invitees against a list of user devices authorized to attend the call conference; permitting the authorized user devices to join the call conference; and facilitating transfer of the given user device from one call conference to another call conference of the plurality of call conference invitations.