Patent ID: 8380173

Claim:
A method in a host service for use in communicating data messages between the host service and a wireless mobile device configured to operate in a wireless network, the method comprising: queuing one or more data messages received at a message server for delivery to the wireless mobile device; detecting a trigger in response to an expiration of a predetermined time interval; in response to the detecting of the trigger when the one or more data messages are queued: attempting to authenticate, at the host service, a saved login credential of the wireless mobile device with respect to a predetermined authentication period, the saved login credential being previously received and saved at the host service from a previous login of the wireless mobile device at the host service for activating a service session for data message delivery, the service session being active when the predetermined authentication period has not expired and being inactive when the predetermined authentication period has expired; when the service session is inactive: receiving, via the wireless network, a new login credential from the wireless mobile device; saving the new login credential; authenticating, at the host service, the new login credential; activating the service session for data message delivery based on the authenticating of the new login credential; and when the service session is active: causing the one or more data messages to be sent, from the host service via the wireless network, to the wireless mobile device.