US Patent 10021203 Managing notifications pushed to user devices

In one embodiment, a computing device determines a communication to be sent to a client computing device. The communication could be a push notification or a keep-alive message from a social-networking system, the client computing device being associated with a user of the social-networking system. The computing device determines that a plurality of network connections already exists between the social-networking system and the client computing device, wherein at least one of the network connections is reserved for, and dedicated exclusively to, sending or receiving notifications or keep-alive messages. The computing device sends the communication to the client computing device using the reserved and dedicated network connection.