Alphanumeric input method and apparatus
CA 2296961 A1 · Owner: Becker, Patrick R. · Inventors: Becker, Patrick R.; Curtin, William J. Iv; Curtin, William J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A data input method and apparatus for inputting data are provided. The Applicants' method for inputting text includes providing the user with an apparatus, comprising twelve keys. From two combinations of twelve keys the user can , produce a, full set of alphanumeric text. These two combinations are referred to as chords. By, monitoring and correlating a value representative of the chord combination the user can, emulate an entire 104 key keyboard. As embodied on devices which include a display, device, the Applicants' method includes displaying a dynamic guide which assists the user, in chord entry and completion by displaying the possible characters available from a first, input. The …
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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 January 26, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 26, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 26, 2022.
- 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
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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.