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:
Dec. 22, 2015
Filed:
Mar. 08, 2013
Applicants:
Research IN Motion Limited, Waterloo, CA;
Certicom Corp., Mississauga, CA;
Inventors:
Michael Eoin Buckley, Grayslake, IL (US);
Matthew John Campagna, Ridgefield, CT (US);
Gregory Marc Zaverucha, Redmond, WA (US);
Assignees:
BlackBerry Limited, Waterloo, ON, CA;
Certicom Corp., Mississauga, ON, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04W 4/22 (2009.01); H04W 12/10 (2009.01);
U.S. Cl.
CPC ...
H04L 9/3247 (2013.01); H04L 9/3242 (2013.01); H04W 4/22 (2013.01); H04W 12/10 (2013.01);
Abstract
There is provided a method for secure communications. The method comprises obtaining a broadcast message, computing a signature for said broadcast message using a private key, and sending a transmission to a communication device. The private key is associated with a certificate and the transmission comprises the signature.