Chip resistant tire
CA 2298765 A1 · Owner: Malin, Jerry · Inventors: Wells, Dale Eugene; Roon, Michael John; Agarwal, Subhash Chander
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A chip resistant pneumatic tire (10) is provided. The tire has an organic reinforced, overlay (22,22b) embedded in or under its tread (18) and/or sidewall (20) and , is used in off the, road applications such as mining. Low sulfur rubber (17) is used to coat the organic, reinforcement (11), and it is shown that such rubber (17) is more compatible with rubber used to, form the tread (18) or sidewall (20) which together with the organic , reinforcement (11) helps, prevent chipping and chunking in the tread (18) and sidewall (20). The illustrated organic, filaments or cords (11) have a round cross section and are at least 2000 denier (2200 dTex) and, have a tenacity of at least 3.5 …
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 February 16, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 16, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 16, 2022.
- 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.