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. 23, 2013
Filed:
Jul. 02, 2010
Herbert Anthony Little, Waterloo, CA;
David Clark, Waterloo, CA;
Russell Norman Owen, Waterloo, CA;
Scott William Totzke, Waterloo, CA;
Neil Patrick Adams, Waterloo, CA;
Michael Stephen Brown, Waterloo, CA;
Herbert Anthony Little, Waterloo, CA;
David Clark, Waterloo, CA;
Russell Norman Owen, Waterloo, CA;
Scott William Totzke, Waterloo, CA;
Neil Patrick Adams, Waterloo, CA;
Michael Stephen Brown, Waterloo, CA;
Research In Motion Limited, Waterloo, Ontario, CA;
Abstract
In at least one embodiment, there is provided a mobile wireless device comprising: a microprocessor and memory, the memory comprising a set of control settings used to control a plurality of device operations; wherein the microprocessor is configured to: receive a first digital signature key for verifying digital signatures on software applications to be installed on the device; determine if any digital signature keys for verifying digital signatures on software applications to be installed on the device exist on the device, and if not, store the received first digital signature key in the memory; receive a software application for installation on the device; verify a digital signature on the received software application using the first digital signature key; and install the software application on the device if the digital signature on the received software application is successfully verified.