Mobile device keyboard having three-direction keys
CA 2552204 C · Owner: Research In Motion Limited · Inventors: Rak, Roman Peter; Griffin, Jason T.; Lazaridis, Mihal
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A keyboard for a mobile device is provided that includes a plurality of three-direction keys. The three-direction keys may include three protruding portions that each correspond to at least one character of the keyboard. At least one of the three-direction keys may be inverted with respect to other ones of the three-direction keys. The three-direction keys may be positioned on the mobile device to provide characters in at least three rows the keyboard.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed July 14, 2006 and granted June 25, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 14, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.