System and method for transmitting information for amphibious traveling vehicle and system for controlling operation of the vehicle
CA 2249012 A1 · Owner: Yamashita, Katsumi · Inventors: Yamashita, Katsumi; Futami, Kenjiro
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In order to allow an amphibious traveling vehicle to safely travel along rails on a land and water and travel freely even off the rails underwater a system , comprising a traveling vehicle-side control system (51) which controls the operating state of the traveling vehicle is provided on the traveling vehicle which travels underwater or underwater and in the air a host-side control , system (53) which instructs the system (51) to operate the traveling vehicle and is provided separately from the traveling vehicle and communication means , (60 and 61) which transmit information between the systems (51 and 53) are , connected to the systems (51 and 53) and constituted of modulators (54 and …
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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 April 18, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 18, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 18, 2019.
- 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.