Portable radio information terminal, screen scroll method, recording medium and microcomputer
CA 2257004 A1 · Owner: Sony Corporation · Inventors: Furuya, Mami
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A portable radio information terminal is provided with an unprocessed-signal detecting means for detecting unprocessed upward or downward scroll command signals generated by a rotary input device, a screen moving-down means for moving down a displayed screen by as many lines as unprocessed downward scroll command signals detected by the unprocessed-signal detecting means a screen, moving-up means for moving up a displayed screen by as many lines as unprocessed upward scroll command signals detected by the unprocessed-signal detecting means and a display control means for counting the number of unprocessed downward or upward scroll command signals detected by the unprocessed-signal detecting …
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 December 23, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 23, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 23, 2020.
- 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.