Toy vehicle slot track
CA 2502771 A1 · Owner: Huy, Gerhart P. · Inventors: Dickinson, James M.; D'Angelo, Vincent J. Jr.; Reisher, Dean C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A toy vehicle slot track (10) is disclosed with at least a pair of toy racing vehicles (20, 25) and at least a pair of guide slots (95 105), each guide , slot in turn having a pair of exposed power supply rails (120 125). The toy , vehicles are guided about the track by guide pins (40) affixed to the toy vehicles, the guide pins running within the guide slots. In a first portion of the track (50), the guide slots are spaced apart at a distance (115) greater than the maximum width(30) of the toy vehicles. In a second portion of the track (55), the guide slots are spaced apart at a distance (145) less than the maximum width of the toy vehicles. The power supply rails run parallel to and …
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 October 10, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 10, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 10, 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.