Vehicle anti-theft system
CA 2353653 A1 · Owner: Downey, Richard T. · Inventors: Downey, Richard T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A vehicle anti-theft system for permitting a user to selectively disable an ignition coil of a vehicle so that the vehicle cannot be started unless reactivated by the user. The vehicle antitheft system includes a distributor, an ignition coil electrically connected to the distributor, and a battery electrically connected to the ignition coil to provide electrical energy to the ignition coil. A cutoff switch is electrically connected between the battery and the ignition coil to selectively provide electrical power to the ignition coil. A remote controller has a transmitter for transmitting a signal. The cutoff switch has a receiver for receiving the signal from the remote controller. The …
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 July 23, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 23, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 23, 2023.
- 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.