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PCE
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CPC Subgroup
H04L 51/56

Unified messaging, e.g. interactions between e-mail, instant messaging or converged IP messaging [CPM]

Full Title

User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail > Unified messaging, e.g. interactions between e-mail, instant messaging or converged IP messaging [CPM]