Electronic interactive communication system and the method therefor
CA 2471152 A1 · Owner: Moore, John · Inventors: Wyke, Kenneth C.; Spivey, Archie; Moore, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electronic interactive communication system and method is disclosed. Software controls and a control manager resides on a unit (20 22, 24) that , communicates with a central location. The central location (16) transmits information to the unit. The information or data, may reside in a database , (30) at the central location. A number of different units (20 22, 24) receive , data from the central location's transmission source to update or manipulate data already on the units. The system exchanges data from the units to the central location (16) using a narrow bandwidth. The unit includes a transceiver and a processor. The unit also includes a display to display the data to the user …
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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 December 20, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 20, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 20, 2024.
- 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.