Ice skate scooter
CA 2350872 A1 · Owner: Chen, Ting-Hsing · Inventors: Chen, Ting-Hsing
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An ice skate scooter comprises a pair of blades with one secured to the front fork and the other secured to the rear frame a brake device attached to, the rear frame as well. The brake device is formed with teeth to be engaging with ice ground and an elastic element to urge the brake device return to its original position. The blades of the front fork and rear frame are inserted with fasteners so that the blades are moved independently that, provides a smooth and steady skating.
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 15, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 15, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 15, 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.