Control circuits for auxiliary transportation lighting
CA 2423801 A1 · Owner: Currie, Joseph E. · Inventors: Currie, Joseph E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
New electrical circuits for controlling two-color side marker light systems on automotive vehicles are disclosed. There is a different control circuit for vehicles, with OEM installed separate amber turn signal lights OEM installed , combination, red directional red brake lights, and OEM installed separate red turn signal lights. These circuits are designed to operate two-color side marker light systems in compliance with U.S.A. NHTSA Federal Motor Vehicle Standard No. 108. The side marker lights normally illuminate amber and turn red with the OEM, brake lights. In the turn signal mode the signaled side alternates between , the OEM directional light color and off, while the non-signaled …
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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 March 17, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 17, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 17, 2025.
- 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.