Traction bar with split link attachment
CA 2282260 A1 · Owner: Arsenault, Armand J. · Inventors: Arsenault, Armand J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a traction bar which can be modularly connected to other substantially, identical traction bars by short lengths of connecting link chain to form a continuous loop of traction, bars which acts as a traction device for rubber tired vehicles. According to one aspect of the, invention, an individual traction bar includes a longitudinally extending tirecontacting cross member, having first and second end portions and first and second releasable connectors which extend rigidly, from respective first and second end portions. Each releasable connector includes a pair of, oppositely facing hook portions which define a link receiving opening to receive a link from a, …
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 September 16, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 16, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 16, 2021.
- 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.