Patent ID: 9230244
Filing Date: 2016-01-05
CPC Classification: G06Q,H04L

Claim Text:
1. A method for notifying a recipient of an email message that one or more other designated recipients of the email message have been changed from designated recipients of one or more previous email messages related to the email message, the method comprising the steps of: a computer system receiving an email message belonging to a chain of related email messages; the computer system comparing recipient addresses in the email message to recipient addresses of a most recent prior email message belonging to the chain of related email messages to determine one or more recipient addresses contained in either the email message but not the most recent prior email message or the most recent prior email message but not the email message; the computer system notifying a recipient of the email message of the one or more recipient addresses; the computer system storing the one or more recipient addresses in metadata of the email message; and the computer system accessing metadata of the most recent prior email message to notify the recipient of one or more recipient addresses in the metadata of the most recent prior email message, wherein the one or more recipient addresses in the metadata of the most recent prior email message are one or more recipient addresses contained in either the most recent prior email message but not an email message sequentially before the most recent prior email message or the email message sequentially before the most recent prior email message but not the most recent prior email message.