Data input device using perception with several human senses
CA 2483321 A1 · Owner: Baverel, Andre · Inventors: Baverel, Andre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a device for establishment of a perceptual unit between at least one perceptual keyboard (1) with a region (3) reserved for alphabetic keys (5) a screen (55), a data processing unit (11) and an input operator (100). The keyboard has keys (5) to which the graphemes (7) of an alphabet are assigned the number of keys being at least equal to the number of graphemes of said alphabet said graphemes always being discrete pairings. The graphemes are grouped on the alphabetical key zone forming as many groups of key(s) as there are reference phonemes and within each group of keys, those keys allocated to the grapheme thereof are distributed such that a key is adjacent to at …
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 March 28, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 28, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 28, 2025.
- 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.