The automobile sand spiller
CA 2259013 A1 · Owner: Bujalski, Wlodzimierz · Inventors: Bujalski, Wlodzimierz
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
My invention "THE AUTOMOBILE SAND SPILLER" relates to improvement of any vehicle performance, such, as: cars, buses trucks, even places on icy runways, especially during the winter time. The main aspect of the new project is safety improvements, what finally would allow us to reduce the unexpected tragic accidents, and save people lives. I strongly believe that my simple invention offers several advantages over the existing systems in current use, because it would improve significantly the safety on the roads and finally the users of , the public roads will be more confident and safe. I am sure that its simplicity would make it a very practical and useful product on the market with 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 January 12, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 12, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 12, 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.