Methods and systems are described for associating a tag with a status value of a principal. One method includes receiving, from a client of a presence service associated with a first principal, a first status value associated with the first principal and sending, via the presence service, a first message...http://www.google.fr/patents/US20080183816?utm_source=gb-gplus-shareBrevet US20080183816 - METHOD AND SYSTEM FOR ASSOCIATING A TAG WITH A STATUS VALUE OF A PRINCIPAL ASSOCIATED WITH A PRESENCE CLIENT
METHOD AND SYSTEM FOR ASSOCIATING A TAG WITH A STATUS VALUE OF A PRINCIPAL ...