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:
Aug. 02, 2011
Filed:
Aug. 11, 2008
John-luc Bakker, Keller, TX (US);
Adrian Buckley, Tracy, CA (US);
John-Luc Bakker, Keller, TX (US);
Adrian Buckley, Tracy, CA (US);
Research In Motion Limited, Waterloo, Ontario, CA;
Abstract
A system and method for concealing an identity by receiving a Session Initiation Protocol (SIP) message, the SIP message containing a field, the field containing a Globally Routable User Agent Uniform Resource Identifier (GRUU) identifying a node, the GRUU containing a public user identity (PUID), a 'gr' parameter, and a 'gr' parameter value; evaluating a subscription option; and in response to evaluating the subscription option, concealing an identity of the node by removing the ‘gr’ parameter and the ‘gr’ parameter value from the field.