Voyage registration system
CA 2178615 A1 · Owner: Lundholm, Nils-Olof · Inventors: Lundholm, Nils-Olof; Asplund, Johan
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 travel registration arrangement including a travel pass unit for general communication e g. by train, by, air, by sea, by bus. The unit (15) includes a processor a write and erasable memory unit connected to the processor a display window, (2) and keys that can be manipulated by a traveller provided with the travel pass. The system includes a station (10) for issuing the travel pass unit. A traveller who wishes to obtain a travel pass is registered in the station together with a code number which is unique to the unit (15) and which is written into a fixed memory. Data relating to the traveller is written into the writable memory unit of the travel pass and, on …
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 8, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 8, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 8, 2016.
- 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.