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. 18, 2015
Filed:
Apr. 22, 2009
David J. Dougall, Waterloo, CA;
Gregory J. Fields, Waterloo, CA;
Gerhard D. Klassen, Waterloo, CA;
Mohamed Farid, North York, CA;
David J. Dougall, Waterloo, CA;
Gregory J. Fields, Waterloo, CA;
Gerhard D. Klassen, Waterloo, CA;
Mohamed Farid, North York, CA;
BlackBerry Limited, Waterloo, Ontario, CA;
Abstract
Disclosed is a method and apparatus for allowing a user to select, from a plurality of TTY-modes, one TTY-mode to associate with one phone number. The associated TTY-mode will be used for either incoming or outgoing calls using that phone number. Further disclosed are a plurality of TTY-modes to associate with individual phone numbers, and, a selectable set of default TTY-modes to use if no TTY-mode is associated with a particular phone number. Selectable audio modes, associable with phone numbers or with TTY-modes, is also discussed.