US Patent 7506263 Method and system for visualization of threaded email conversations

An embodiment of the invention uses the message sequence chart (MSC) and various visual cues to provide an interactive visualization of threaded electronic conversations (e.g., in email, bulletin board, instant message, or social network) by presenting to users various information about a particular conversation or the conjunction of separate conversations, such as sequences of messages, conversation participants, time in transit, time send/received, and other message attributes.