Vehicle movement warning light system
CA 2390642 A1 · Owner: Welch, Anthony Edward Roberts · Inventors: Welch, Anthony Edward Roberts
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A vehicle is provided with front warning lights adjacent to the front corners of the vehicle. When, the vehicle's brake is released the lights adjacent to the front corner flash red to warn that the, vehicle is about to move or has begun to move. The lights can be coloured light emitting diodes, within a lens, or the lens could be coloured red over a white light bulb. The front warning lights, electrical circuit can be connected in parallel with the daytime running lights circuit, such that the, front warning lights can only be activated when the ignition circuit is on. A release of the brake, pedal deactivates the rear brake lights and completes electrical circuit to activate 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 June 13, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 13, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 13, 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.