Snow chain
CA 2382991 A1 · Owner: Hong, Yong Jin · Inventors: Hong, Yong Jin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This device is related to the snow chain that is tied to a tied of the vehicle during the winter snowy season. To be more specific it is also, related to the snow chain, which possesses the wire connecting means to connect and fix the installation wire, in which the braking material was installed to two fixed wires. Since it improved the existing connecting device of the snow chain, the connecting condition of the tying and fixed wires is extremely firm. Therefore it does away with the fear of being cut or removed and, since its composition was made extremely simple we aim to provide, connecting means of the wire of the snow chain to be manufactured at low cost. In possessing 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 April 23, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 23, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 23, 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.