The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2009
Filed:
Aug. 01, 2003
Ramiro Liscano, Ottawa, CA;
Kathy Baker, Ottawa, CA;
Natalia Balaba, Ottawa, CA;
Jun Zhao, Hamilton, CA;
Ramiro Liscano, Ottawa, CA;
Kathy Baker, Ottawa, CA;
Natalia Balaba, Ottawa, CA;
Jun Zhao, Hamilton, CA;
Mitel Networks Corporation, , CA;
Abstract
A system for providing role-based Presentity availability information to a Watcher, comprising at least one Presentity User Agent for issuing a request to register a Presentity in at least one of a plurality of roles, and for generating context messages relating to changes in context of the Presentity. At least one Watcher User Agent is provided for issuing a role-based subscription request for the availability information. A Presence Service is provided for maintaining role-based Watcher subscriptions and issuing availability messages in response to generation of the context messages. A Role Manager is provided for (i) receiving each request to register a Presentity in a role and in response managing Presentity registration in that role, and (ii) receiving each role-based subscription request, and in response managing each role-based Watcher subscription to the availability information within the Presence Service.